Answer:
y = - [tex]\frac{3}{4}[/tex] x + 15
Step-by-step explanation:
the equation of a line in slope- intercept form is
y = mx + c ( m is the slope and c the y- intercept )
here slope m = - [tex]\frac{3}{4}[/tex] , then
y = - [tex]\frac{3}{4}[/tex] x + c ← is the partial equation
to find c substitute (8, 9 ) into the partial equation
9 = - [tex]\frac{3}{4}[/tex] (8) + c = - 6 + c ( add 6 to both sides )
15 = c
y = - [tex]\frac{3}{4}[/tex] x + 15 ← equation of line
A flyer posted at a market at a rectangular piece of paper that is 11 inches (n) long and is a 8.5 in. Wide. Find the Units for the area of the rectangle defined by this flyer
Answer:
Step-by-step explanation:
The area of a rectangle can be calculated as the product of its length and width. In this case, the length of the rectangle is 11 inches and the width is 8.5 inches, so the area is:
Area = 11 inches * 8.5 inches = 93.5 square inches
So the units of the area of the rectangle defined by the flyer are square inches.
Answer for below please
Answer:
Half the Area of MNPQ.
Step-by-step explanation:
The triangles outside of the square are all equilateral, which if connected makes a square. So, two squares multiplied together create one gigantic square, making the area of ABCD half of the area of MNPQ.
Suppose the heights (in inches) of adult males in a country are normally distributed with a mean of 68 and a standard deviation of 2. Find the percent of men who are no more than 64 inches tall. What is the % of the men in the country are no more than 64 inches tall.
Answer:
So, about 2.28% of men in the country are no more than 64 inches tall.
Step-by-step explanation:
First, we need to standardize the value of 64 inches to a z-score:
z = (64 - 68) / 2 = -2
We can use a standard normal distribution table or a calculator to find the percentage of men who are no more than 64 inches tall:
P(Z ≤ -2) = 0.0228
_ + 81 = 9(7+9)
Fill in the blank to complete the equation
Answer:
Step-by-step explanation:
To solve the equation, we can simplify the expression on the right side of the equation first:
9(7+9) = 9(16) = 144
Then, we can rewrite the equation as:
x + 81 = 144
To solve for x, we can subtract 81 from both sides:
x + 81 - 81 = 144 - 81
x = 63
Therefore, the completed equation is:
63 + 81 = 9(7+9)
Answer:
63
Step-by-step explanation:
First solve the right side of the equation by expanding the parenthesis using the BODMAS and Distributive Law:
9(7 + 9) = 9(16)
= 144
Now equate the above answer to the left side of the equation:
—- + 81 = 144
—- = 144 - 81
= 63
Can someone help? CROWN FOR BEST
Can you write me a quantitative survey or simulation question(s)? Making it a little bit complex and not too simple?
This is relating to probability and statistics and I have to answer and do data on them.
If you write a very good one you get a crown!! but it must be well written and a good question not just how much cars are there each morning?
The question is:
How many Syrian citizens choose to leave the country every year for better opportunities?
What is a quantitative survey?A survey that is collected through the facts and numbers from the data is a quantitative survey.
We have to write a quantitative survey or simulation question(s)?
For that,
we will form the variable and target group.
The question:
How many Syrian citizens choose to leave the country every year for better opportunities?
Variable: Number of citizens looking for better opportunities
Target Group: Syrian citizens.
Hence, the question is given above.
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Oliver is painting a picture for a school project. He goes to the store and purchases a rectangular canvas to paint on. If the canvas has a length of 9 inches and a width of 6 inches, how many square inches is the area of the canvas?
Answer:
the answer is
54
Step-by-step explanation:
substitute the inch (9) and wide (6) into formula and 9 x 6 = 54
Answer:
54
Step-by-step explanation:
length x width
9x6=54
for each situation, described given a linear model, is there a correlation. if so is there a causal correctaion
The given linear model and the correlation are true. The particular circumstance will, however, determine if there is a causal association between the two variables.
Yes, there is a correlation between the two variables in the supplied linear model, proving that there is a connection between them. This correlation, which is vital for assessing the strength of their link, is graphically displayed using the linear model. However, since this correlation is not always present, whether there is a causal association between the two variables depends on the particular circumstance. For instance, two variables could have a high correlation, but neither one of them necessarily causes the other. More investigation into the cause-and-effect relationship between the two variables is required to ascertain whether there is a causal correlation.
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The complete question is
for each situation, described given a linear model, is there a correlation. if so is there a causal between a linear model and a given situation?
(EXTRA) To print out all elements of a two-dimensional array you would normally use a(n) _________ loop.
To print out all elements of a two-dimensional array you would normally use a(n) for loop.
What is an array?A collection of elements with the same data type that are stored in sequential memory regions is known as an array. As a result, it is easier to determine each element's position by simply adding an offset to a base value, which is the address in memory where the array's first element is stored (generally denoted by the name of the array).
By defining iteration in a control flow statement, a for loop enables code to be run repeatedly.
A for loop's body, which is executed once for each iteration, and its header both specify the iteration.
Two for loops can be used to print the elements of a two-dimensional array.
Therefore, for loop is used for two dimensional array printing.
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Take a moment to review classifying polynomial expressions  then classify each polynomial based on its degree and number of terms .  drag the descriptions to the correct location on each table. Each description can be used more than once Polynomial 5x, -7, x^2+4, x^2-3x + 11, 2x-9 liner, quadratic, constant, monomial, binomial, trinomial
Answer:
5x linear monomial
-7 constant monomial
x^2+4 quadratic binomial
x^2-3x+11 quadratic trinomial
2x-9 linear binomial
Step-by-step explanation:
Linear indicates a line, the power of x in the equation is 1 (which we never write the power one, so it looks like just x)
Quadratics have an x to the power of 2
A constant is a plain number with no variable.
The prefixes mono-, bi-, and tri- can help you with these. Mono- means one. Monomials have one term, such as 5x or -7
Bi- means two. Binomials have two terms such as x^2+4 or 2x-9.
Tri- means three. Trinomials have three terms such as x^2-3x+11.
Identify the correct graph of the system of equations. 3x − y = 12 x + 4y = 4
more information needed. no graphs to choose.
no multiple choice given..
Use the simple interest formula to determine the missing value.
p = ? r = 6% t = 3 months i= 21$
Answer:
p = 1,400
Step-by-step explanation:
Simple Interest Formula:In the simple interest rate formula, each year the same amount of interest is applied, as it's based off the initial amount invested and the interest rate.
[tex]I=P*r*t[/tex]
Where "r" is the interest rate, "t" is time, and "p" is the principle amount, or initial amount invested.
We're given the following values:
r = 6% = 0.06t = 3 monthsi = 21Now the only thing is generally speaking, interest is applied annually rather than monthly. So we would need to convert the 3 months into years, which we can do by dividing by 12, giving us: 0.25 years
So we actually have: t = 0.25 years
Now from here we can plug in known values, and leave anything we don't know alone. So we start with our initial formula of:
[tex]I=P*r*t[/tex]
Now from here we plug in i = 21, t = 0.25, r = 0.06 and leave "P" as "P"
[tex]21=P*0.25*0.06[/tex]
Now let's simplify the multiplication on the right side:
[tex]21 = 0.015P[/tex]
Divide both sides by 0.015:
[tex]1,400=P[/tex]
And now we have our missing value!
convert 7493 ft to miles, yards and feet
Answer:
Yards:2497.66667-Rounded up to 2498 yds. Miles: 1.41912879- or 1.4-miles Feet literally 7493 as its feet
Step-by-step explanation:
convert 7493 ft to miles, yards and feet?
Alright, first, let's get rid of feet. 7,493 ft is feet, so all we need is to find miles and yards.
To convert feet to miles, divide feet by 5,280. So 7,493/5,280, which is 1.41912878788 miles.
To convert feet to yards, divide feet by 3. So 7,493/3, which is 2497.66666667 yards.
Hope this helped!
If a rock is thrown from the ground with an initial velocity of 80 feet per second, then
a) v(t) = -32t + 80 feet/second and a(t)= -32 feet/second²
b. t = 3 seconds.
c. 24 feet/second > 0).
d. the time at which the rock reaches its highest height is 2.5 seconds and 80 feet respectively.
e. the acceleration is given by a(2.5) = -32 feet/second²
How to calculate?The velocity, v(t), of the rock is given by the derivative of the position function s(t) with respect to time,
v(t) = ds(t)/dt = -32t + 80 feet/second.
The acceleration, a(t) = dv(t)/dt = -32 feet/second²
b) v(3) = -32*3 + 80 = 24 feet/second.
This quantity represents the velocity of the rock at t = 3 seconds.
c) At t = 3 seconds, the rock is rising up because the velocity is positive (v(3) = 24 feet/second > 0).
d) the time at which the rock reaches its highest height,
v(t) = 0, we get -32t + 80 = 0, so t = 80/32 = 2.5 seconds.
The height of the rock will be found using the position function s(t), so s(2.5) = -16(2.5)^2 + 80(2.5) = 80 feet.
e) At the highest height, the velocity of the rock is 0, so the acceleration is given by a(2.5) = -32 feet/second².
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Find mLY and WY.
И
12
7 in.
7 in.
60°
X
Look at the image below, can anyone help me?
Answer:
∠ Y = 60° , WY = 7 in
Step-by-step explanation:
the sides WX and YX are congruent then the triangle is isosceles with base angles congruent, that is
∠ Y = ∠ W = (180 - 60)° ÷ 2 = 120° ÷ 2 = 60°
Since all 3 angles in the triangle are congruent , all 60° then the triangle is equilateral with 3 congruent sides, then
WY = 7 in
Just find the volume of this cone. Round to nearest tenth if necessary.
Answer:
354.933mmcube
Step-by-step explanation:
solution
Given,
Radius (r) = d/2
=11/2
5.5mm
Height (h) = 11.2
volume of cone (v) = ?
Now ,
volume of cone= 1/3 πrpower2×h
= 1/3×22/7×5.5×5.5×11.2
=1/3×22/7×338.8
= 1/3× 1064.8
= 354.933mmcube
Enter each answer as a whole number or a fraction, or DNE for Does Not Exist or undefined.
The answers both as whole numbers and fractions are given below:
[tex]\frac{-1}{6}[/tex]51What is the limit of a function?In mathematics, the limit of a function is the value that the function approaches as its input (independent variable) gets arbitrarily close to a certain value, often denoted as a.
More precisely, given a function f(x), the limit of f(x) as x approaches a, written as "lim x → a f(x)", is the value that f(x) approaches as x gets arbitrarily close to a, but not necessarily equal to a.
If the limit exists and is equal to L, then we can write it as:
lim x → a f(x) = L
To solve this,
using the graph of y = f(x)
[tex]\lim_{x \to 4^+\} \frac{f(x) - 4}{f(x+3)}[/tex] = 3-4/6 = -1/6
[tex]\lim_{x \to 1^-\}{f(fx) +4) = f(4 +4) = f(8)[/tex] = 5
[tex]\lim_{h \to 0\} \frac{f(2+h) - f(2)}{h}[/tex] = f^1(2) = 1
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NO LINKS!!! URGENT HELP PLEASE!!!
1. What are the dimensions of the rectangle with an area of 175 square meters?
2. What is the fixed perimeter for the rectangles represented by the graph? Explain how you found the perimeter.
Answer:
1. width = 35 m, length = 5 m
2. 80 m
Step-by-step explanation:
Question 1From inspection of the given graph, when y = 175, x = 5.
Therefore, when the area of a rectangle is 175 m², its length is 5 m.
The equation for the area of a rectangle is:
[tex]\boxed{\sf Area=width \times length}[/tex]
Therefore, to find the width of the rectangle, input the area of 175 m² and length of 5 m into the equation and solve for width:
[tex]\begin{aligned}\sf Area&= \sf width \times length\\\implies 175&=\textsf{width} \times 5\\\sf width&=\dfrac{175}{5}\\\sf width&=35\; \sf m\end{aligned}[/tex]
Therefore, the dimensions of the rectangle with an area of 175 m² are:
width = 35 mlength = 5 mQuestion 2The equation for the perimeter of a rectangle is:
[tex]\boxed{\sf Perimeter=2(width +length)}[/tex]
Given the width is 35 m and the length is 5 m:
[tex]\begin{aligned}\implies \sf Perimeter=&2(35+5)\\&=2(40)\\&=80\; \sf m\end{aligned}[/tex]
Find the outlier of the data 28,18,26,20,22,25,21,22,65,28,17.
Answer: The outlier of the data is 65! Hope this helps you!
Compare the rates of change of the following table and graph.
4
2
4
-12
-16
O A. The rate of change of the graph is greater than the rate of change of the table.
O B. The rate of change of the table is equal to the rate of change of the graph.
OC.
There is not enough information to determine the rates of change.
O D. The rate of change of the table is greater than the rate of change of the graph.
There is not enough information to determine the rates of change which is therefore denoted as option C in the table and graph given.
What is a Graph?This is referred to as a pictorial representation or a diagram that represents data or values in an organized manner.
In the graph and table there was no clear representation of the variables in the x and y coordinates which is therefore the reason why there won't be enough information to determine the rate of change which is therefore the correct choice.
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The full question:
Compare the rates of change of the following table and graph. x y 1 -4 2 -8 3 -12 4 -16 A. The rate of change of the table is greater than the rate of change of the graph. B. There is not enough information to determine the rates of change. C. The rate of change of the table is equal to the rate of change of the graph. D. The rate of change of the graph is greater than the rate of change of the table.
i need help please!!!!
The value of f(-1) is 7
How to solve for the polynomialWe have the equation of the polynomial as:
f(x) = - 2x² - 5x + 4 by x + 1
The question tells us that x = -1
We would have to put in the value of x into the polynomial
such that we would have
f (-1) = -2 (-1)² - 5 (-1) + 4
= -2 + 5 + 4
= 7
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write a real-world problem for the bar diagrams shown than solve your problem
The bar diagram could describe the following real-world problem:
"Peter has an amount of $12 in a piggy bank. If he spends two-thirds of his piggy bank, what does he have now?"
What is the algebraic expression?Algebraic expressions are mathematical statements with a minimum of two terms containing variables or numbers.
We have to give that;
A bar diagram is shown in the figure.
Now, We can make a real-world problem that could represent the bar diagram.
So, We get;
"Peter has an amount of $12 in a piggy bank. If he spends two-thirds of his piggy bank, what does he have now?"
Hence, the above question represents the bar diagram shown.
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The question seems incomplete, the missing graph has been attached below.
a square is inscribed in a circle with a radius of "72".If a point in the circle is chosen at random, what is the probability that the point is outside the square?
round your answer to the nearest tenth of a percent
Answer:
36.3%
Step-by-step explanation:
If a square is inscribed in a circle, the diagonals of the square must pass through the center of the circle and be equal to the diameter
Radius of circle = 72
Diameter of circle = 72 x 2 = 144
Therefore the diagonal of the square:
d = 144
If the side of a square is a, the diagonal is given by the formula
d = a√2
Plugging in the known value of d = 144 we get
a√2 = 144
a = 144/√2
Area of the square = a² = (144/√2)² = 144²/2 = 10,368
Area of the circle = πr² = (72)² x π = 16,286 rounded to nearest integer
Area of region outside the square = 16,286 - 10, 368 = 5,918
P(point outside square) = Area of region outside square/area of circle
= 5,918/16,286
= 0.3634
= 36.34 %
= 36.3 % rounded to the nearest tenth
If it takes 2men 11 days to dig 7 well, how many days should 7men dig 21well
7 men should be able to dig 21 wells in approximately 4.7 days.
How to determine the number of daysFrom the question, we have the following parameters that can be used in our computation:
If it takes 2men 11 days to dig 7 well, How many days should 7men dig 21wellWe can use the formula:
Number of days = (number of wells * number of days per well) / number of men.
So, we have
Number of days per well for 2 men:
11 days / 7 wells = 1.5714 days per well.
Using the above as a guide, we have the following:
the number of days for 7 men to dig 21 wells:
21 wells * 1.5714 days per well / 7 men = 4.7142days.
Hence, the number of days is 4.7 days.
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In a group of 600 college students, 183 are math majors, 366 are engineering majors, and 56 are dual majors in both math and engineering.
(a) What is the probability that a randomly selected student is neither a math major nor an engineering major?
(b) What is the probability that a randomly selected student from the group is only an engineering major? Round answer to 4 decimal places.
a. probability of neither a math major nor an engineering major is: 0.1783
b. probability is only an engineering major: 0.5167
What is probability?The area of mathematics known as probability deals with numerical representations of the likelihood that an event will occur or that a statement is true. The probability of an occurrence is a number between 0 and 1, where 0 denotes the event's impossibility and 1 represents certainty.
Given that,
n(S) = 60
n(math) = n(M) = 183 ⇒ P(M) = n(M)/ n(S) = 183/600
n(engineering) = n(E) = 366 ⇒ P(E) = n(E)/ n(S) = 366/600
n(M∩E) = 56
P (M∩E) = n(M∩E) / n(S) = 56/600
a) probability of neither a math major nor an engineering major is:
P (M' ∩ E') = P (M∪E)'
P (M' ∩ E') = 1 - P (M∪E)
P (M' ∩ E') = 1 - [P(M) + P(E) - P(M∩E)]
P (M' ∩ E') = 1 - [183/600 + 366/600 - 56/600]
P (M' ∩ E') = 0.1783
b)
probability is only an engineering major:
P(E - M) = P(E) - P(M∩E)
P(E - M) = 366/600 - 56/600
P(E - M) = 0.5167
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work with a partner to complete the graphic organizer about percent and bar diagrams the first one is done for you describe the pattern in the table above use the pattern to find 80% of 150
The value of 80% of 150 is 120
How to evaluate the expressionFrom the question, we have the following parameters that can be used in our computation:
80% of 150
The table of value is not given
However, the expression can be evaluated without the table
Using the above as a guide, we have the following:
80% of 150 = 80% * 150
Evaluate the product
80% of 150 = 120
Hence, the value is 120
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The straight line L has equation y = 1/2x+7 The straight line M is parallel to L and passes through the point (0, 3). Write down an equation for the line M.
Answer:
y = 1/2x +3
Step-by-step explanation:
Since they are parallel lines the slope will remain the same
now we need to find the y intercept and we will have the equation
Lucky we know that our y intercept is three
y = (slope)*x + (y intercept)
y = 1/2 x +3
A survey in 2017 indicated that college freshmen carry a mean credit card debt of $611 but the median of their credit card debt is $47. Create a data set of five freshmen students so that the data set has a mean and median that is the same as that of the surveyed college freshmen.
,
,
,
,
The mean of the data set is $ 611 and the median of the set is $ 47
What is Median?The median is the value that's exactly in the middle of a data set when it is ordered. It's a measure of central tendency that separates the lowest 50% from the highest 50% of values. The steps for finding the median differ depending on whether you have an odd or an even number of data points
Arrange the data points from smallest to largest.
If the number of data points is odd, the median is the middle data point in the list.
If the number of data points is even, the median is the average of the two middle data points in the list.
Given data ,
Let the mean of the data set be A = $ 611
The number of college freshmen = 5
Now , the equation will be
Let the number of freshmen be represented as N = { a , b , c , d , e }
So , the mean is A = ( a + b + c + d + e ) / 5
On simplifying the equation , we get
( a + b + c + d + e ) = $ 3,055 be equation (1)
And , the median of the data set is M = $ 47
So , the median is the middle data point in the list.
Let the list be represented as = { a , b , $ 47 , d , e }
Let the value of a = $ 27
Let the value of b = $ 30
Let the value of d = $ 1,000
Let the value of e = $ 1,951
So , the mean of the set is A = ( 27 + 30 + 47 + 1000 + 1951 ) / 5
On simplifying the equation , we get
The mean of the set is A = 3055 / 5
The mean of the set is A = $ 611
Hence , the median is $ 47
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a function is given by a table of values, a graph, a formula, or a verbal description. Determine whether it is one-to-one. the function f(t) is your height at age t.
This function is not one-to-one because different ages can have the same height.
This function f(t) is not one-to-one because different ages can have the same height. For example, two people at age 20 could have the same height, even though one is 20 years old and the other is not. Additionally, two people of different ages can have the same height, such as a 5 year old and a 25 year old with the same height. One-to-one functions require that for every input there is only one output, which is not the case for this function. This is because height is not necessarily determined solely by age, and can be influenced by genetics and other environmental factors. Therefore, for any given age, there could be multiple possible heights, and this function does not satisfy the definition of a one-to-one function.
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Which expression is a factor of -2x2 - 11x - 20
Answer:
no real factors
Step-by-step explanation:
-2x² - 11x - 20
try use the first 3 answers as factor, you'll see non works.
Al’s sandwich shop sells wraps and sandwiches as part of its lunch specials. The profit on every sandwich is 2$ and the profit for every wrap is 3$. Sal made a profit of 1,470$ from lunch specials last month. The equation 2x+3y= 1,470 represents Sal’s profits last month where x is the number of sandwich specials sold, and y represents the number of wrap specials sold.
Describe how you would graph this line using the slope-intercept method. Be sure to write using complete sentences.
PLS ANSWER I WILL GIVE BRAINLIEST
The graph of the linear function 2x + 3y = 1470 is given by the image presented at the end of the answer.
What is a linear function?The slope-intercept definition of a linear function is given as follows:
y = mx + b.
In which:
The slope m represents the rate of change of the linear function.The intercept b represents the initial amount.The function for this problem is defined as follows:
2x + 3y = 1470.
In slope-intercept format, it is given as follows:
3y = -2x + 1470
y = -0.67x + 490.
Hence the function is graphed considering that:
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