The sequence {12,5, -2, -9,-16...) can be defined as a sequence with a0 = 12 and aₙ = 19 - 7n.
Also, the sequence {1, 4, 9, 16, 25,...} can be defined as increasing and unbounded.
A sequence is a list of numbers (or elements) that exhibits a particular pattern. For example, Olivia has been offered a job with a monthly salary of $1000 and an annual increment of $500. Can you calculate her monthly salary in the first three years? It will be $1000, $1500, and $2000. Observe that Olivia's salary over a number of years forms a sequence as they follow a pattern where the numbers increase by $500 every time. The order of a sequence can be either in ascending order or in descending order.
1] We are given a sequence: {12,5, -2, -9,-16...)
This sequence is an Arithmetic progression with the first term a = 12 and common difference d = -7.
2] The given sequence is {1, 4, 9, 16, 25,...}
The general term for this sequence is aₙ = n²
This sequence can be defined as increasing and unbounded.
Thus, the sequence {12,5, -2, -9,-16...) can be defined as a sequence with a0 = 12 and aₙ = 19 - 7n.
Also, the sequence {1, 4, 9, 16, 25,...} can be defined as increasing and unbounded.
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The school that Darryl goes to is selling tickets to a fall musical. On the first day of ticket sales the school sold 14 senior citizen tickets and 14 child tickets for a total of $210. The school took in $47 on the second day by selling 9 senior citizen tickets and 1 child ticket. Find the price of a senior citizen ticket and the price of a child ticket.
pls i dont know what to doooo
The amount that he will have after 4 years is given as follows:
$14,983.85.
What is compound interest?The amount of money earned, in compound interest, after t years, is given by the equation presented as follows:
[tex]A(t) = P\left(1 + \frac{r}{n}\right)^{nt}[/tex]
In which the parameters are listed as follows:
P is the principal, which is the value of deposit/loan/....r is the interest rate, as a decimal value.n is the number of times that interest is compounded per year, annually n = 1, semi-annually n = 2, quarterly n = 4, monthly n = 12.The parameters for this problem are given as follows:
P = 8000, r = 0.16, n = 4, t = 4.
Hence the balance will be given as follows:
P = 8000 x (1 + 0.16/4)^(4 x 4)
P = $14,983.85.
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Julie goes shopping. Complete the following table to complete his shopping bill.
Based on the information given about the opportunity cost, the correct values will be:
Local Department Store 56 100 156
Across Town 84 86 170
Neighboring City 140 63 203
What is an opportunity cost?An opportunity cost simply means the forgone benefit when an individual chooses another alternative.
here, we have,
From the complete question, it should be noted that when one wants to evaluate opportunity cost, the benefits and costs of each decision will be considered.
The opportunity cost of Juanita's time and the total cost of shopping at each location is illustrated above.
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Determine a so that the vector
u = <-7, -5 >
is a linear combination u = av+bw of vectors
v = <-1, 1> , w = <-3, -1>
1. a = 2
2. a = -3
3. a = 3
4. a = -2
5. a = 1
The value of a determined from the linear combination of the vector is a = -2 and option 4 is correct answer.
What is vector?In mathematics, objects with both magnitude and direction are called vectors. The vector's size is determined by the magnitude. It is shown as a line with an arrow, where the length of the line indicates the vector's magnitude and the arrow points in the desired direction. In addition, it goes by the names Euclidean vector, Geometric vector, Spatial vector, or just "vector."
The vector are:
u = <-7, -5 >, v = <-1, 1> , w = <-3, -1>.
To find the value of a substitute the value of the vectors in the given equation:
u = av+bw
<-7, -5 > = a <-1, 1> + b <-3, -1>
The vector can be written as follows:
-a - 3b = -7..........(1)
a - b = - 5..........(2)
From equation 2 we can write:
b = a+ 5
Substituting the value of b in equation 1 we have:
- a - 3(a + 5) = -7
- a - 3a - 15 = -7
-4a = 8
a = -2
Hence, the value of a determined from the linear combination of the vector is a = -2 and option 4 is correct answer.
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Drag the movable points to form a system of linear equations with no solutions
The system of linear equations 2 · x + 4 · y = 7 and 2 · x + 4 · y = 9 has no solutions.
How to create a system of linear equations with no solutions
In this case we find a representation of two linear equations with two variables, each represented by two orthogonal axes, whose mathematical representation is described below:
a · x + b · y = c
e · x + f · y = g
Where a, b, c, d, e, f, g are real coefficients.
A system has no solution when a = e and b = f but c ≠ g. Graphically speaking, this case is represented by two parallel lines. One example is the following system:
2 · x + 4 · y = 7
2 · x + 4 · y = 9
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Tim goe on a car journey. For the firt 15 minute hi average peed i 40mph. He then top for 25 minute. He then complete the journey at an average peedof 45 mph. The total journey time i 1 hour
The average speed for the whole journey is 25 mph.
How do you calculate average speed?Average speed is calculated by dividing a quantity by the time required to obtain that quantity. Meters per second is the SI unit of speed. The formula S = d/t, where S is the average speed, d is the total distance, and t is the total time, is used to determine average speed.Calculating the ratio of the body's total distance travelled to the time needed to complete that distance yields the average speed formula. The average speed of an item travelling at a variable speed is calculated using equation (2).It is calculated by dividing the overall distance travelled by the overall journey time. Consider the older automobile as an illustration. The car's average speed would be 70 / 2 = 35 miles per hour if it covered 70 miles in two hours.Completed question :
Tim goes on a car journey. For the first 15 minutes his average speed is 40 mph. He then stops for 25 minutes. He then completes the journey at an average speed of 45 mph. The total journey time is 1 hour.
a) Draw a distance-time
graph for his journey.
b) What is the average
speed for the whole
journey?
mph
Given data :
1. Tim travels first 15 minutes = [tex]\frac{1}{4}[/tex] hour at average speed of 40 mph and passed :
40 x [tex]\frac{1}{4}[/tex] = 10 miles.
2. Time stops for 25 minutes (distance traveled = 0 miles).
3. He then completes the journey at an average speed of 45 mph. The total journey time is 1 hour, then he was travelling at 45 mph for
60 - 15 - 25 = 20 minutes = [tex]\frac{1}{3}[/tex] hour
and covered
45 x [tex]\frac{1}{3}[/tex] = 15 miles.
The distance-time graph for his journey is attached.
Find the average speed for the whole journey:
Average speed = Total distance / Total time = [tex]\frac{10 + 15}{1}[/tex] = 25 mph.
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Average health premiums have been increasing at a rate of 9% per year. If an average family's premiums are $10,630 this year, what will they be in 6 years?
The premium in 6 years is $17828
How to determine the premium in 6 yearsFrom the question, we have the following parameters that can be used in our computation:
Initial = 10630
Rate per year = 9% per year
So, the function can be represented as
f(t) = 10630 * (1 + 9%)^t
This gives
f(t) = 10630 * (1 + 9%)^6
Evaluate
f(t) = 17828
Hence, the premium is 17828
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you have an input volume that is 121 \times 121 \times 16121×121×16, and convolve it with 32 filters of 4 \times 44×4, using a stride of 3 and no padding. what is the output volume?
The output volume is 40 x 40 x 32
How to determine the output volume?From the question, we have the following parameters that can be used in our computation:
Input volume = 121 x 121 x 16
Filters = 32 with 4 x 4
Stride = 3
Padding = False
The output element (n) is calculated as
n = (nH + 2 x p - f)/s + 1
Using the given parameters, we have
nH = 121, p = 0, f = 4 and s = 3
Substitute the known values in the above equation, so, we have the following representation
n = (121 + 2 x 0 - 4)/3 + 1
Evaluate
n = 40
This means that
Output volume = 40 x 40 x 32
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Find the value of h in this parallelogram.
The length of h in the given parallelogram is 0.24
To help us solve this problem, please refer to the attached picture below for each corner annotation of the parallelogram.
First, we will try to focus on triangle AOD to find the length of OD.
We know that ABCD is a parallelogram and AD is parallel to BC; then AD = BC
AD = 5
To find the length of OD we will use the phytagoras theorem:
AD² = AO² + OD²
0.5² = 0.3² + OD²
0.25 = 0.9 + OD²
OD² = 0.16
OD = 0.4
Then, we will use the congruent triangle concept between triangle AOD and triangle CPD to find the length of h or PD.
Based on the congruent triangle concept; we know that AD and DC should be congruent; then:
AD / DC = AO / DP
0.5 / 0.4 = 0.3 / h
h = 0.24
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let f be the function defined by f(x)=lnxx. what is the absolute maximum value of f
The absolute maximum value of f(x) = ln(x)/x is f(e) = ln(e)/e.
What is a function?
A function is a relationship or expression involving one or more variables. It has a set of inputs and outputs. Each input has only one output. The function is the description of how the inputs relate to the output.
The absolute maximum value of a function is the largest value that the function takes on its entire domain.
For the function f(x) = ln(x)/x, the domain is x > 0, since the natural logarithm and division by x are undefined for x <= 0.
To find the absolute maximum value of f(x), we can use calculus. Taking the first derivative of f(x) and setting it equal to zero, we get:
f'(x) = (1 - ln(x))/x^2 = 0
Solving for x, we find x = e, where e is the mathematical constant approximately equal to 2.71828.
To determine whether f(x) has an absolute maximum at x = e, we can take the second derivative of f(x) and evaluate it at x = e:
f''(x) = -(2 + 1/x)/x^3
f''(e) = -(2 + 1/e)/e^3 < 0
Since the second derivative is negative at x = e, this means that f(x) has a relative maximum at x = e, which is also the absolute maximum, since the function is defined on a closed and bounded interval (0, ∞).
Therefore, the absolute maximum value of f(x) = ln(x)/x is f(e) = ln(e)/e.
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he sun of the digits of a certain two digit number is 6. if the original number is subtracted from the number formed by interchanging the digits, the result is 36. find the original number
The number formed by 1 and 4 is 14 from the given informations.
What are Word Problems ?A word problem is a type of mathematics exercise where the majority of the issue's context is supplied in spoken language as opposed to mathematical notation.
A math word problem is a question that is phrased as one or more sentences and asks students to use their mathematical understanding to solve an issue from "real world."
In order for kids to understand the word problem, they must be familiar with the terminology that goes along with the mathematical symbols that they are used to.
An equation is a mathematical statement that demonstrates the equality of two mathematical expressions. For instance, the equation 3x + 5 = 14 consists of the two equations 3x + 5 and 14, which are separated by the 'equal' sign.
The digits be x and y
x + y = 6 ...........(i)
The number is 10x + y
The number formed by interchanging is 10y + x
10y + x - 10x - y = 36
⇒9y - 9x = 36
⇒y - x = 4 ..........(ii)
Sum of the two equations are
x+ y +y -x = 6 + 4
⇒2y = 10
⇒ y = 5
Now the value of x is 1.
The number is 10x + y = 10 + 4 = 14
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Please help me with the second one. I don’t understand
Answer:
wala po may pake ang sagot
Kevin was solving for the area of the triangle below.
The formula for area of a triangle is A =1/2bh. Kevin's answer
for the area of this triangle was 40 inches².
Is Kevin's solution correct? Why or why not?
If not, what was his mistake?
If not, what is the correct solution for the area of this
triangle?
Because he multiplied the triangle's base by its height, Kelvin's solution is incorrect
What is the triangular area formula?Use the equation area = 1/2 * bases * altitude to determine a triangle's surface area Choose which side will be the triangle's base, and then measure the height of the triangle from that base.. After that, enter the height and base measurements you have into the formula.
Area of triangle= 1/2 base × height
The base of the triangle= 5 in
The height of the triangle = 8 in
Area of triangle= 1/2 base × height
= 1/2 × 5 in × 8 in
= 1/2 × 40 square inches
= 20 square inches
As a result, Kelvin's estimation of the triangle's area is incorrect.
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identify an equation in a slope- intercept form for the parallel to y = 5x+2that passes throught (-6,-1)
Answer:
maybe you do 5 times -6+2
Step-by-step explanation:
compute the critical valueZa/2that corresponds to a 82% level of confidence.
Za/2 =
round to two decimal places as needed
1.34 is the critical value Za/2 that corresponds to a 82% level of confidence.
What is critical value?A critical value in statistics is a cut-off number that is compared to a test statistic in hypothesis testing to determine if the null hypothesis can be rejected or not. The value of the test statistic that establishes the upper and lower boundaries of a confidence interval or that establishes the level of statistical significance in a statistical test is known as the crucial value. The term "critical value" in statistics refers to the unit statisticians use to determine the accuracy margin within a collection of data and is denoted as: Critical probability.
Finding critical value of Z at 82% confidence level:
Step 1: α% = 100%-82% = 18%
Step 2: α = 18% = 0.18
Step 3: α/2 = 0.18/2 = 0.09
Step 4: 1- α/2 = 1-0.09 = 0.91
Step 5: Critical value of Z at 82%confidence level:
= Z at 0.91 (from Z tables) ≈ 1.34
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calculate the double integral. r 4(1 x2) 1 y2 da, r = {(x, y) | 0 ≤ x ≤ 4, 0 ≤ y ≤ 1}
The double integral of the given equation is 101.3π/4.
What is meant by integral?
In mathematics, an integral lends numerical values to functions to represent concepts like volume, area, and displacement that result from combining infinitesimally small amounts of data. Integration is the action of locating integrals.
The integrals of a function in two variables over a region in R², or the real number plane, are referred to as double integrals in mathematics.
The surface area of a 2D figure can be determined primarily using the double integral, which is indicated by the symbol "∫∫". By using double integration, we may quickly determine the area of a rectangular region. Double integration challenges will be easier to address if we are familiar with simple integration.
We are asked to find the double integral of
[tex]\int\int\limits_r \frac{4(1+x^2)}{1+y^2} dA,[/tex], where region r = {(x, y) | 0 ≤ x ≤ 4, 0 ≤ y ≤ 1}
dA = dx.dy
We can then rewrite the equation as
[tex]\int\limits^4_0\int\limits^1_0 \frac{4(1+x^2)}{1+y^2} dydx[/tex] = [tex]\int\limits^4_04(1+x^2)dx \ .\int\limits^1_0 \frac{1}{1+y^2} dy[/tex]
For the first part,
[tex]\int\limits^4_04(1+x^2)dx = 4\int\limits^4_0(1+x^2)dx = 4[ x + x^3/3]\limits^4_0[/tex]
= 4 [ 4 + 4³/3] - 4[ 0] = 101.3
For the second part,
[tex]\int\limits^1_0 \frac{1}{1+y^2} dy[/tex]
Take y = tan u
then dy = sec²(u) du
Then the above equation becomes,
[tex]\int\limits^1_0 \frac{1}{1+tan^2(u)}. sec^2(u) du = \int\limits^1_0 \frac{1}{sec^2(u)}. sec^2(u) du[/tex]
= [tex]\int\limits^1_0 (1.du) = [u]^1_0[/tex]
We know x = tan u
so u = tan⁻¹ x
Then the equation becomes
[tan⁻¹ x]¹₀ = [ tan⁻¹ 1 - tan⁻¹ 0] = π/4 - 0 = π/4
Therefore the double integral of the given equation is 101.3π/4.
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a) If f(x) = x^4 + 4x , find f'(x). f(x) = (b) = ...?
a) The derivative of f(x) = x^4 + 4x is f'(x) = 4x^3 + 4.
b) The antiderivative of f'(x) = 4x^3 + 4 is f(x) = (1/4)x^4 + 4x + C
What is derivative of function ?
The derivative of a function of a real variable measures the function's sensitivity to change in relation to a change in its input. Calculus relies heavily on derivatives.
a) To find the derivative of f(x) = x^4 + 4x, we can use the power rule and the linear rule of differentiation. The power rule states that if f(x) = x^n, then f'(x) = nx^(n-1). The linear rule states that if f(x) = cx, then f'(x) = c. Applying these rules, we have:
f'(x) = (x^4)' + (4x)'
= 4x^3 + 4
So, the derivative of f(x) = x^4 + 4x is f'(x) = 4x^3 + 4.
b) The question is asking for f(x), not f'(x). To find f(x), we need to integrate the derivative f'(x) with respect to x. We can use the power rule and the linear rule of integration to find an antiderivative for f'(x). The power rule states that if f'(x) = x^n, then f(x) = (1/(n+1))x^(n+1) + C, where C is an arbitrary constant of integration. The linear rule states that if f'(x) = c, then f(x) = cx + C. Applying these rules, we have:
f(x) = ∫(4x^3 + 4)dx
= (1/4)x^4 + 4x + C
So, The antiderivative of f'(x) = 4x^3 + 4 is f(x) = (1/4)x^4 + 4x + C, where C is an arbitrary constant of integration.
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What is 4/3 as a decimal?
Using decimals, 4/3 equals 1.33.
4/3 is what decimal number?
In this handbook, we'll show you how to use the division method to convert a fraction to a decimal. There are many other ways to convert numbers into decimals, percentages, and other units.
Solution: The decimal equivalent of 4/3 is 1.33.
The divide approach to explaining:
The numerator and denominator of a fraction are the numbers above and below the line, respectively. A fraction is essentially represented by two pieces separated by a line.
To obtain a decimal, use the division method to respond to the following query:
To get the decimal, just divide the numerator (4), by the denominator (3). This gives you 1.33.
The result of translating 4/3 to is 1.33.
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What is m∠N? m∠N=....
Answer:
76
Step-by-step explanation:
m∠N : y
4x+36+y=180
6x-2+y=180
=>x=17
y=76
joe learned a 13-foot ladder against his house to get on his roof. If the base of the ladder was five feet away from his house, how high is the base of his roof from the ground?
Solving provided question, we can say that Using the Pythagorean theorem, [tex]15^2 = h^2 + 5^2 \\[/tex] => h = 14.14 feet
what is Pythagorean theorem?The Pythagorean Theorem, sometimes known as the Pythagorean Theorem, is the basic Euclidean geometry relationship between a right triangle's three sides. According to this rule, the area of a square with the hypotenuse side equals the sum of the areas of squares with the other two sides. The Pythagorean Theorem, often known as the generic algebraic notation a2 + b2 = c2, states that the square that crosses the hypotenuse of a right triangle opposite the right angle equals the sum of the squares that span the sides of a right triangle.
Using the Pythagorean theorem,
[tex]15^2 = h^2 + 5^2 \\[/tex]
[tex]h^2 =\sqrt{200}[/tex]
h = 14.14 feet
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how would the width of a 95% confidence interval based on a sample size four times as large compare to the original 95% interval, assuming the sample proportion remained the same?
As the sample size rises, the width of a 95% confidence interval for a sample proportion decreases.
If the sample size is four times greater than the initial sample size but the sample percentage remains constant, the breadth of the 95% confidence interval is reduced by around a factor of two.
This is due to the fact that the standard error, which defines the width of the confidence interval, is proportional to the sample size squared. When the sample size is multiplied by four, the square root of the sample size multiplies by two, resulting in a lower standard error and a smaller confidence range.
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6. If a data set has an even number of observations, the median a. cannot be determined b. is the average value of the two middle items c. must be equal to the mean d. is the average value of the two middle items when all items are arranged in ascending order 7. Which of the following is a measure of dispersion? a. percentiles b. quartiles c. interquartile range d. all of the above are measures of dispersion
All of the above (a, b, c) are measures of dispersion.
If a data set has an even number of observations, the median:
b. is the average value of the two middle items when all items are arranged in ascending order.
The median is a measure of central tendency that indicates the middle value of a set of data. In a data set with an even number of observations, the median is found by taking the average of the two middle items. For example, if a data set has 8 observations, the median is the average of the 4th and 5th observations when the data is sorted in ascending order.
c. must be equal to the mean.
This statement is not always true. The median and the mean are two different measures of central tendency, and they can be equal or not equal depending on the distribution of the data. In a symmetrical data distribution, the median and the mean are equal, while in a skewed data distribution, they are not equal.
Which of the following is a measure of dispersion?
d. all of the above are measures of dispersion.
Dispersion is a statistical term that refers to the extent to which the values in a data set are spread out or dispersed. It measures how far the values are from the central tendency of the data.
a. Percentiles are a measure of dispersion that indicates the value below which a certain percentage of the data falls. For example, the 50th percentile (or median) is the value below which 50% of the data falls.
b. Quartiles are a measure of dispersion that divides a data set into four equal parts. The first quartile (Q1) is the 25th percentile, the second quartile (Q2) is the 50th percentile (or median), and the third quartile (Q3) is the 75th percentile.
c. The interquartile range (IQR) is the range between the first and third quartiles and is a measure of dispersion that indicates the spread of the middle 50% of the data.
Therefore, all of the above (a, b, c) are measures of dispersion.
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By the year 2025, the town of Ellison is frustrated and wants to get
rid of their cats, so they send them over to Clarkville. The Clarkville
residents love cats and can use the cats to catch all the mice. The
mouse-catch-rate for each cat is 72%
The function f(x) = 5719(0. 28)^x represents this change in the cat
population.
a) Explain what the 0. 28 means in this problem, based on the
information is given.
(hint: think about if this function is increasing or decreasing)
The 0.28 in the function f(x) = 5719(0. 28)^x represents the rate of decrease in the cat population over time.
This is because the function is decreasing, meaning as time progresses, the cat population decreases. The number 0.28 is equal to the mouse-catch-rate for each cat, which is 72%. This means that each cat can catch 72% of the mice, which means that the cat population decreases by 28% each year.
The number 5719 is the initial cat population in Ellison before they are sent to Clarksville. The function f(x) is used to represent the change in the cat population over time. As the value of x increases, the value of f(x) decreases, indicating a decrease in the cat population.
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Here are everal recipe for parkling lemonade. Write the anwer in proportion form. For each recipe decribe how many tablepoon of lemonade mix it take per cup of parkling water
For recipe 1, 2, 3, 4 there are 1/3, 2/3, 3/5, 2/3 tablespoons of lemonade mix per cup of sparkling water respectively.
Complete Question :
Here are several recipes for sparkling lemonade. For each recipe describe how many tablespoons of lemonade mix it takes per cup of sparkling water.
Recipe 1: 4 tablespoons lemonade mix and 12 cups of sparkling water
Recipe 2: 4 tablespoons of lemonade mix and 6 cups of sparkling water
Recipe 3: 3 tablespoons of lemonade mix and 5 cups of sparkling water
Recipe 4: 1/2 tablespoon of lemonade mix and 3/4 cups of sparkling water
The concept used in this problem is simple division and fraction reduction. For each recipe, the amount of lemonade mix is divided by the amount of sparkling water to determine the ratio of lemonade mix to sparkling water. The result is expressed as a fraction, which is then reduced to its simplest form. This allows us to easily determine the amount of lemonade mix needed for each cup of sparkling water for each recipe.
So,
Recipe 1: 4 tablespoons lemonade mix per 12 cups of sparkling water
= 4/12
= 1/3 tablespoon of lemonade mix per cup of sparkling water.
Recipe 2: 4 tablespoons of lemonade mix per 6 cups of sparkling water
= 4/6
= 2/3 tablespoons of lemonade mix per cup of sparkling water.
Recipe 3: 3 tablespoons of lemonade mix per 5 cups of sparkling water
= 3/5
= 3/5 tablespoons of lemonade mix per cup of sparkling water.
Recipe 4: 1/2 tablespoon of lemonade mix per 3/4 cup of sparkling water = (1/2) / (3/4)
= 2/3 tablespoons of lemonade mix per cup of sparkling water.
Therefore, For recipe 1, 2, 3, 4 there are 1/3, 2/3, 3/5, 2/3 tablespoons of lemonade mix per cup of sparkling water respectively.
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For recipes 1, 2, 3, 4 there are 1/3, 2/3, 3/5, 2/3 tablespoons of lemonade mix per cup of sparkling water respectively.
Complete Question :
Here are several recipes for sparkling lemonade. For each recipe describe how many tablespoons of lemonade mix it takes per cup of sparkling water.
Recipe 1: 4 tablespoons lemonade mix and 12 cups of sparkling water
Recipe 2: 4 tablespoons of lemonade mix and 6 cups of sparkling water
Recipe 3: 3 tablespoons of lemonade mix and 5 cups of sparkling water
Recipe 4: 1/2 tablespoon of lemonade mix and 3/4 cups of sparkling water
The concept used in this problem is simple division and fraction reduction. For each recipe, the amount of lemonade mix is divided by the amount of sparkling water to determine the ratio of lemonade mix to sparkling water. The result is expressed as a fraction, which is then reduced to its simplest form. This allows us to easily determine the amount of lemonade mix needed for each cup of sparkling water for each recipe.
So,
Recipe 1: 4 tablespoons lemonade mix per 12 cups of sparkling water
= 4/12
= 1/3 tablespoon of lemonade mix per cup of sparkling water.
Recipe 2: 4 tablespoons of lemonade mix per 6 cups of sparkling water
= 4/6
= 2/3 tablespoons of lemonade mix per cup of sparkling water.
Recipe 3: 3 tablespoons of lemonade mix per 5 cups of sparkling water
= 3/5
= 3/5 tablespoons of lemonade mix per cup of sparkling water.
Recipe 4: 1/2 tablespoon of lemonade mix per 3/4 cup of sparkling water = (1/2) / (3/4)
= 2/3 tablespoons of lemonade mix per cup of sparkling water.
Therefore, For recipe 1, 2, 3, 4 there are 1/3, 2/3, 3/5, 2/3 tablespoons of lemonade mix per cup of sparkling water respectively.
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Doe the function atify the hypothee of the Mean Value Theorem on the given interval? f(x) = 1/x, [1, 6] If it atifie the hypothee, find all number c that atify the concluion of the Mean Value Theorem. (Enter your anwer a a comma-eparated lit. If it doe not atify the hypothee, enter DNE)
So the values of c that satisfy the conclusion of the Mean Value Theorem are c = 1 and c = -1.
The answer is 1, -1.
MVT on 1/x IntervalYes, the function f(x) = 1/x satisfies the hypothesis of the Mean Value Theorem on the interval [1, 6].
To find the numbers c that satisfy the conclusion of the Mean Value Theorem, we need to find values of c in the interval (1, 6) such that f'(c) = (f(6) - f(1)) / (6 - 1).
Taking the derivative of f(x) = 1/x, we get f'(x) = -1/x^2.
Setting f'(c) = (f(6) - f(1)) / (6 - 1) and solving for c, we find that:
-f'(c) = -1/c² = (1/6 - 1) / (6 - 1) = -5/5
-c² = 5/5
-c = +/- √(5/5) = +/- √(1) = +/- 1
So the values of c that satisfy the conclusion of the Mean Value Theorem are c = 1 and c = -1.
The answer is 1, -1.
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A seven-sided number cube with sides numbered 1, 2, 3, 4, 5, 6, 7 is rolled. What is the probability that a 4 or an odd number is rolled?.
The probability that a 4 or an odd number is rolled be 4/7.
What is meant by probability?The area of mathematics known as probability deals with numerical descriptions of how likely it is for an event to happen or for a claim to be true. A number between 0 and 1 is the probability of an event, where, broadly speaking, 0 denotes the event's impossibility and 1 denotes its certainty.
Simply put, probability measures how probable something is to occur. We can discuss the probabilities of various outcomes, or how likely they are, whenever we are unsure of how an event will turn out. Statistics is the study of events subject to probability.
Let the given data be 1, 2, 3, 4, 5, 6, 7
The odd numbers: {1, 3, 5, 7}
The values that are 7, which is just the set { 7 }
Add the two sets of 1, 3, 5, and 7 to get 1, 3, 5, and 7. Due to the overlap, the first set does not change.
The set has 4 things (1, 3, 5, 7), out of the total of 7 items (1, 2, 3, 4, 5, 6, 7).
Therefore, 4/7 is the probability stated as a fraction.
This is nearly equivalent to 0.5714, or 57.14 percent.
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A rectangular corral is to be built using 900 ft of fencing. Three sides will need fencing. The fourth side will border a river. The goal is to make a rectangular corral that has a maximum possible area.
a. Sketch a diagram of the situation.
b. Write an equation for the area of the corral as a function of x, the length of the side perpendicular to the river.
c. Sketch a graph of this function. Label key points, but don't worry too much about the scale.
d. Which x-value gives the maximum area? Label your answer with the correct units.
e. What is the maximum possible area of the corral? Label your answer with the correct units.
The x-value gives the maximum area is 450 ft.
What is the area of a rectangle?The area occupied by a rectangle within its boundary is called the area of the rectangle. The formula to find the area of a rectangle is Area = Length × Breadth.
Given that, a rectangular corral is to be built using 900 ft of fencing.
Here, 900=2l+w
w=900-2l
b) Area = Length×width
So, area = l×(900-2l)
Let the length be x, we get
Area =900x-2x²
f(x)=900x-2x²
d) The x-value gives the maximum area is
900x-2x²=0
900x=2x²
x=450
Therefore, the x-value gives the maximum area is 450 ft.
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Geometry
Vanessa mixed her hot Cheetos and cheese Cheetos in a bowl. The bags each had 25 Cheetos each. If she reaches in and selects two random Cheetos, what is the probability of getting a hot Cheeto and another hot Cheeto? Express your answer as a fraction, decimal, and a percent.
The probability of Vanessa selecting at random a hot Cheeto and another hot Cheeto is the fraction 1/4, 0.25 as a decimal, 25% as a percent.
What is probability?Probability is the fraction of the required outcome event divided by the number of possible outcomes of events.
total possible outcome is the number of Cheetos in her bag = 50
probability of selecting a hot Cheetos = 25/50
probability of selecting a cheese Cheetos = 25/50
the required outcome is the two hot Cheetos selected at random
the probability of getting a hot Cheeto and another hot Cheeto is calculated as follows:
25/50 × 25/50 = 1/2 × 1/2
25/50 × 25/50 = 1/4
Therefore, the probability of Vanessa selecting at random a hot Cheeto and another hot Cheeto is 1/4
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Divide 20a5b3 by 5a2b. 4a3b2 4a3b3 4a3b4 4a7b4
Answer:
[tex]4a^3b^2[/tex]
Step-by-step explanation:
[tex]\displaystyle \frac{20a^5b^3}{5a^2b}=\frac{20}{5}\cdot a^{5-2}\cdot b^{3-1}=4a^3b^2[/tex]
Answer:
4a^3b^2 ----> [tex]=4a^3b^2[/tex] So (A)
Step-by-step explanation:
[tex]\frac{20a^5b^3}{5a^2b}[/tex]
[tex]\mathrm{Factor\:the\:number:\:}\:20=5\cdot \:4[/tex]
[tex]=\frac{5\cdot \:4a^5b^3}{5a^2b}[/tex]
[tex]\mathrm{Cancel\:the\:common\:factor:}\:5[/tex]
[tex]=\frac{4a^5b^3}{a^2b}[/tex]
Simplify
[tex]=\frac{4a^3b^3}{b}[/tex]
and simplify one more time!
[tex]=4a^3b^2[/tex]
hope this helps ~~wdfadss~~
Question 5: (True/False) a)_ In a hypothesis test , YOU assume the alternative hypothesis is true b). A statistical hypothesis is a statement about a sample. C) If you decide to reject the null hypothesis, then you can support the alternative hypothesis_ d). The level of significance is the maximum probability YOu allow for rejecting null hypothesis when it is actually true e)_ A large P-value in a test will favor rejection of the null hypothesis_
In a hypothesis test, YOU presumptively believe the alternative hypothesis, a statistical hypothesis is a claim regarding a sample, If you choose to reject the null hypothesis, you can then decide whether or not the alternative hypothesis is correct.
What is statistical hypothesis?A hypothesis is a proposition that makes sense in light of the available information but has neither been confirmed nor refuted. A statement on which hypothesis testing will be based is referred to as a hypothesis in statistics (also known as a statistical hypothesis).Mathematical operations like addition, subtraction, multiplication, division, and exponentiation are all instances. The most popular type of mathematics is arithmetic. The mean IQ score for a randomly selected group of thirty students is 112.5. With a standard deviation of 15, the population's average IQ is 100.Examining the entire population would be the greatest approach to find out whether a statistical hypothesis is accurate. Researchers often look at a random sample of the population since doing so is frequently not possible. The statistical hypothesis is disproved if sample data are incongruent with it.To learn more about statistical hypothesis, refer to:
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