If 3/4 cup of chai tea latte concentrate is 60 calories, we can use proportion to find out how many calories 1/2 cup of chai tea latte concentrate is.
What does a math ratio mean?
An ordered pair of numbers a and b, represented as a / b, is a ratio if b is not equal to 0. A proportion is an equation that sets two ratios at the same value. For instance, you could athe ratio as follows: 1: 3 if there is 1 boy and 3 girls (for every one boy there are 3 girls) There are 1 in 4 boys and 3 in 4 girls.
We know that:
(3/4 cup) = 60 calories
To find out the number of calories in 1/2 cup, we can set up a proportion using the information we have:
(1/2 cup) / x = (3/4 cup) / 60
we can cross-multiply to get:
x = (1/2 cup) * (60 / (3/4 cup))
then we can simplify
x= (1/2)*(4/3)*60
x= 80/3
Therefore, 1/2 cup of chai tea latte concentrate is 80/3 calories.
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A vet tech uses ½ oz, ¾ oz, and 5/8 oz of solution to perform three urinary
analysis tests. How much total solution does she use?
Answer:[tex]\frac{15}{8}[/tex] or [tex]2 \frac{7}{8}[/tex]
Step-by-step explanation:
Adding,
[tex]\frac{1}{2}+\frac{3}{4}+\frac{5}{8} =\frac{4+6+5}{8} =\frac{15}{8}[/tex][tex]=2\frac{7}{8}[/tex]
measurements of angles
Step-by-step explanation:
10x + 17 + 8X - 31 + 6x - 8 = 180
Use this equation and solve this equation and you will find the answer
the peak shopping time at a pet store is between 8-11:00 am on saturday mornings. management at the pet store randomly selected 95 customers last saturday morning and decided to observe their shopping habits. they recorded the number of items that a sample of the customers purchased as well as the total time the customers spent in the store. identify the types of variables recorded by the pet store.
The number of items is discrete and the total time is a continuous variable recorded by the pet store.
The two things recorded by the pet store;
first is the number of items purchased and another is the time between the given interval of 8 am to 11 am.
we know that
the number of items was counted so it will be discrete and the total time was measured so it will be a continuous variable.
Therefore, the types of variables recorded by the pet store are the number of items as a discrete variable and the total time as a continuous variable.
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Evaluate the expression when n=-3. n^2-9n-6
Answer: 30
Step-by-step explanation:
n= -3
-3^2 = 9
9(-3) = -27
9-(-27)-6 = 30
simplest form for both, will give brainliest
The simplest forms of the expressions are;
a) 1/4y^10
b) 1/243d^18q
What is the simplest form?We have to note that the simplest form is the form of the expression that we can not be able to break down further. We mean that when we get to the simplest form, there is no other way that we can be able to express it.
Let us now try to use the laws of the exponents to bring the expressions to the simplest forms.
a) 3(y^-4)^4/12y^-6
1/4y^-16/y^-6
1/4y^-10
1/4y^10
b) (3d^-2)^-4/3d^10q
3^-4 d^-8/3d^10q
1/243d^18q
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Determine the value of x
The value of the x is 11.
What are vertically opposite angles?
Opposite angles are the angles directly opposite each other where two lines cross. The intersection point is called the vertex, which is where the lines connect to form the angle. Opposite angles are also called vertical angles. In this instance, the word vertical refers to the vertex as opposed to direction.
We have given,
Two opposite angles:
(6x + 1)°, and 67°
So, We need to determine the value of x.
We know that the property of opposites angles, which the opposite angles are equal to each other.
So, (6x + 1)° = 67°
By calculating further:
6x + 1 = 67
6x = 67 - 1
6x = 66
x = 66/6
x = 11
Hence, the value of the x is 11.
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Equivalent fractions to 30/10
Answer: 3/1. 6/2. 9/3. 12/4. 15/5. 18/6. 21/7. 24/8. 27/9 and many more
Step-by-step explanation:
Heyo, looking for some help please :)
The midpoint of AB = ([?], [])
When A point is (3, 1) and B point is (-1 , -1), the midpoint of AB is ( 2, 1) . The line segment's exact midway is where the midpoint is located.
what is mid point ?The term "midpoint" describes a point along a line that connects two points. The midway is situated between the two reference locations, which are the line's ends. The line connecting these two places is split into two equally sized sections by the middle. A point that splits a line segment into two equal halves is known as the midway. In other words, the line segment's exact midway is where the midpoint is located. It is demonstrably true that the middle of a number line has the same value as the average of any two matching places on the line.
given
midpoint of AB is equal to (x2 - x1) / 2 (3 + 1) / 2 = 2.
the midpoint of AB is 1
the midpoint of AB is (y2 - y1)/2
= (1+1)/2.
= ( 2 ,1 )
When A point is (3, 1) and B point is (-1 , -1), the midpoint of AB is ( 2, 1) .
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An industrial cleaning solution calls for 5 parts water to 2 parts concentrated cleaner. If a worker uses 15 more quarts of water than concentrated cleaner to make a solution.
A how much concentrated cleaner did she use ?
B how much water did she use ?
C how much solution did she make ?
Answer: A. To find out how much concentrated cleaner the worker used, we can set up the equation: x + 15 = 5x/2, where x is the amount of concentrated cleaner used in quarts. Solving for x, we find that the worker used 15 quarts of concentrated cleaner.
B. Since we know that the worker used 15 more quarts of water than concentrated cleaner, we can find out how much water she used by adding 15 quarts to the amount of concentrated cleaner used. In this case, the worker used 15 quarts + 15 quarts = 30 quarts of water.
C. To find out how much solution the worker made, we add the amount of concentrated cleaner used and the amount of water used. In this case, the worker made 15 quarts + 30 quarts = 45 quarts of solution.
Step-by-step explanation:
which of the following would be examples of statistics? select all that apply. (check all that apply)
Answer:
0 votes
Step-by-step explanation:
Let f(x) 1 -x^2/3. Show that f(- 1) = f(1) but there is no number c in ( -1, 1) such that f'(c )= 0. Why does this not contradict Rolle's Theorem?
Therefore , the solution to the given problem of function comes out to be ss a result, Rolle's Theorem remains true.
What does the word function mean?Mathematics deals with numbers and their variants, formulae and associated structures, geometries and their areas, and locations where they might be found. The term "function" describes the connection between a group of input, of which each has a corresponding output. A function is an association among inputs and outputs where each input results in a single, unique output. A realm as well as a codomain, or scope, are assigned to each function. Functions are typically denoted by the letter f. (x). The input is an x. On activities, one-to-one activities, many-to-one functions, within operations, and on functions are the four main categories of functions that are available.
Here,
Consider
f(-1)=1-[tex](-1 )^{\frac {2}{3}}[/tex]=0
and f(1)=1-[tex](-1 )^{\frac {2}{3}}[/tex]=0
So, f(-1)= f(1) (1)
As a result of differentiating f(x) with regard to x, we now have
f'(x)= -2 / 3
Consequently, f'(0) is false.
So, at 0inleft (-1,1 ), f cannot be deduced.
Therefore, the given function in the range (-1,1) does not satisfy Rolle's theorem.
As a result, no c exists in (-1,1) for which f'(c )=0 even though f(-1)=f(1 ).
As a result, Rolle's Theorem remains true.
Therefore , the solution to the given problem of function comes out to be ss a result, Rolle's Theorem remains true.
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A large hospital has an average of 7 fatalities in a week. Using the Poisson model, what is the probability that this week it has 7fatalities? The probability that the hospital has 7 fatalities this week is
The probability that the hospital has 7 fatalities this week is approximately 0.0199
The probability that the hospital has 7 fatalities in a week, given an average of 7 fatalities per week, can be calculated using the Poisson distribution. The Poisson distribution is a discrete probability distribution that models the number of events (in this case, fatalities) that occur in a fixed interval of time (in this case, a week) with a certain average rate (in this case, 7 fatalities per week). The probability of k events happening in a given interval of time is given by the following formula:
P(k;λ) = (e^(-λ))*(λ^k)/k!
Where λ is the average number of events per interval of time and k is the number of events we are interested in.
In this case, we are looking for the probability that there are 7 fatalities this week, given that the average number of fatalities per week is 7. So we can plug in the values into the equation:
P(7;7) = (e^(-7))(7^7)/7! =0.149
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Use properties to evaluate (+)(-10).
OA. 2
OB. -2
C. 5
OD. -5
The answers please I need the answers I’ll give points
Answer:
Step-by-step explanation:
1) m∠1 = m∠2
4x - 1 = 2x + 7
2x = 8
x = 8/2 = 4
2) m∠1 = (m∠YWX) / 2 = 62/2 = 31
3) AB is 4 squares long. Start at A, go over 2 squares, then draw a line straight up to point C.
4) Altitude is the height of a triangle. Find the midpoint of the bottom line, then draw a line straight up to the vertex (top of the triangle). Your drawn line should form a right angle with the bottom line.
21⁄2
yards of thread to make 4⁄6
of a sock. How many yards of thread will it take to
make an entire sock?
The yards of thread that will take to make an entire sock will be 3 3/4 yards.
How to calculate the fraction?A fraction simply means a piece of a whole. In this situation, the number is represented as a quotient such that the numerator and denominator are split. In this situation, in a simple fraction, the numerator as well as the denominator are both integers.
In this case, 2 1/2 yards of thread to make 4 /6
of a sock.
The yards of thread that will take to make an entire sock will be:
= 2 1/2 ÷ 4 / 6
= 5 / 2 × 6/4
= 30 / 8
= 15 / 4
= 3 3/4 yards.
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What is the perimeter of the figure?
A. 65 in.
B. 140 in.
C. 64 in.
D. 180 in.
D
ok is the force that I have to go in and out for the June exam and the Zumba
Which equation represent the rule
Answer:
y = 3x -8
Step-by-step explanation:
8 times less means something will have to be (-8)
3 times the value of x is equal to (3x)
by looking at the answers we can deduct that our answer in fact is y = 3x -8
Find the solution of the given initial value problem. y'-y=3te^2t , y(0) = 1
y(t)=?
WHiche quation represtents the line that hs a slope of 1/3 and an x-intercept of 5?
The correct option is B.
The Equation that represents the line that has a slope of 1/3 and an x-intercept of 5 is y-0 = 1/3(x-5)
What is a Slope?The slope of a line is the measure of the steepness of a line and its direction. It can be used to predict whether the lines are parallel, perpendicular, or none.
The slope of any line can be calculated using any two distinct points lying on the line.
y -y1 = m(x-x1)
where y1 = 0
x1 = x-intercept = 5
y-0 = 1/3(x-5)
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Write f(x) = |x + 3| as a piecewise function.
Answer:fx
Step-by-step explanation:
Kathy is making party trays. yesterday she made 1 small tray and 4 large trays with 166 total pieces of fruit. today she made 4 small trays and 4 large trays with 232 pieces of fruit. how many pieces of fruit are on each size tray?
Answer:
We can start solving the problem by using a system of equations. Let x be the number of pieces of fruit on a small tray, and y be the number of pieces of fruit on a large tray.
From the information given, we know that:
Yesterday: x + 4y = 166 (1)
Today: 4x + 4y = 232 (2)
We have two equations and two unknowns, so we can use substitution to solve for one variable in terms of the other, and then substitute that back into the other equation.
From equation (1) we can solve for x:
x = 166 - 4y
Now we can substitute this into equation (2)
4(166 - 4y) + 4y = 232
Simplifying and solving for y:
-672 + 16y = 232
16y = 904
y = 56.5
This means that each large tray has 56.5 pieces of fruit.
Now we can substitute this value back into the first equation:
x + 4(56.5) = 166
x = 166 - 226
x = -60
This solution doesn't make sense, because the number of pieces of fruit can't be negative. This means that there is no solution to the system of equations, and it is impossible to determine the number of pieces of fruit on each size tray based on the information given.
Step-by-step explanation:
Graph the line with slope - 1 passing through the point (4, 3).
Answer: y = -x+7
Step-by-step explanation:
Let's first set up it in slope-intercept form.
y = -x+b
We can find b using point (4,3).
Substitute 4 for x and 3 for y to get:
-3 + b = 4
b = 7
Therefore, the line is y = -x+7
Anyone know part B to this?? (Will give all stars!) please help
Answer: c -2
Step-by-step explanation:
y=-2x+3
-2 is the slope because y= mx+b and m is the slope
Answer:
a) D [-2x +3] | b) D [-2]
Step-by-step explanation:
Get it into the form y=mx+b
To do this subtract 2x from 2x+y=3 to get y= -2x+3
-------------------------------------------------------------------------------------------------------------
Part B: Find the slope
The slope is the coefficient in front of the x in the slope-intercept form.
In this case, it is -2.
Therefore, -2 is the slope of the line.
Answers: [-2x + 3] and [-2]
A train traveled 800 km in 8 hours. What is the speed at which the train traveled?
Solve for t
4t = 20
t=?
Find the value of x in the
following parallelogram:
2x - 5
X + 10
x=[?]
The value of x in the following parallelogram is 15
What is a parallelogram?You should recall that a parallelogram is a quadrilateral whose opposite sides are equal and parallel
The given sides are
2x - 5 and X + 10This means that
X + 10 = 2x -5
Collecting like terms we have
x-2x = -5-10
-x = -15
Dividing by -
We have x= 15
Therefore x is 15 in the parallelogram.
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Solve -11/14x(-1/17)=?
The solution to the expression -11/14 x (-1/17) is 11/238
How to solve the expressionFrom the question, we have the following parameters that can be used in our computation:
-11/14x(-1/17)
Express properly
So, we have the following representation
-11/14 x (-1/17)
Remove the brackets
This gives
-11/14 x (-1/17) = 11/14 * 1/17
So, we have
-11/14 x (-1/17) = 11/238
Hence, the solution is 11/238
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Watch the sign of the cosine function when using the cosign law. Cos 120 degrees for example, is in the second quadrant and therefore
Cos 120 is in the second quadrant and therefore is a negative signed value
What are quadrants in trigonometry?
A plane is divided into four sections, or quadrants, by an x-axis and a y-axis in a rectangular coordinate system. The letter O stands for the origin, which is the place where the two axes converge.
In the first quadrant, there are angles between 0 and 90.
In the second quadrant, there are angles between 90 and 180.
In the third quadrant, there are angles between 180 and 270.
In the fourth quadrant, there are angles between 270 and 360.
Cos is only positive in the first quadrant and in the 4th quadrant and always negative in the second and third quadrant
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DUE SOON! PLEASE HELP!
The evaluation of the functions in the question are as follows;
1. a) [tex]y = \dfrac{1}{x^2+5} -3[/tex]is not a quadratic function
b) The function is a quadratic function
c) The function is a quadratic function
d) The function is a quadratic function
2. Please find attached the graph of the function, y = -2·(x + 3)² + 4, created (for clarity) with MS Excel
a) The axis of symmetry is; x = -3
b) The maximum value is; (-3, 4)
c) The x-intercepts are; √2 - 3, and -√2 + 3
d) y-intercept is (0, -14)
e) The domain is the set of all real numbers
The range is (-∞, 4]
What is a function?A function is a rule that maps an input value unto an output, such that each input has exactly one output.
A quadratic function is a function of the form; y = a·x² + b·x + c
a) The function [tex]y = \dfrac{1}{x^2+5} -3[/tex], when simplified, we get;
[tex]y = \dfrac{1 - 3\cdot x^2 - 15}{x^2+5}[/tex], which is a rational polynomial.
Therefore, the function is not a quadratic function.
b) x² = y - 1
y = x² + 1
The above function is in the form; y = a·x² + b·x + c, where;
a = 1, b = 0, c = 1
c) y = 3·x - 7 + 4·x²
The above function is in the form y = a·x² + b·x + c, where;
a = 4, b = 3, and c = -7
d) The function y = 6·x - 3·√x can be expressed as; √x = z
Therefore; z² = x
Therefore; y = 6·x - 3·√x = 6·z² - 3·z
y = 6·z² - 3·z
The above function is a quadratic function, therefore, the function;
y = 6·x - 3·√3 is a quadratic function
2. The function y = -2·(x + 3)² + 4 is in the vertex form of the equation of a quadratic equation; y = a·(x - h)² + k
Where;
a = The leading coefficient
(h, k) = The coordinates of the vertex
Comparing the values, we get;
The vertex, (h, k) = (-3, 4)
a = -2
When x = 0, we get; y = -2·(0 + 3)² + 4 = -2 × 9 + 4 = -14
With a vertex of (-3, 4), we get;
When x = -6, y = -14
The graph can be obtained by drawing a parabola with vertex at (-3, 4), and passing through the points (0, -14), and (-6, -14)
Please find attached the graph of the function y = -2·(x + 3)² + 4, created with the points (0, -14), (-6, -14), and vertex point (-3, 4), created with MS Excel
a) The axis of symmetry is the line about which the graph is symmetrical
The axis of symmetry is the line x = -3
b) The maximum value is the vertex of the graph, which is the point (-3, 4)
c) The x-intercept are the point the graph intersects the x-axis, which are obtained by plugging in y = 0, as follows;
y = 0 = -2·(x + 3)² + 4
(x + 3)² = -4/(-2) = 2
x + 3 = ±√(2)
x = ±√(2) - 3
The x-intercepts are; x = √2 - 3, and -√2 - 3
d) The y-intercepts are the point the graph intersects the y-axis, which is the point where x = 0
Therefore, the y-intercept is the point (0, -14)
e) The domain is the set of possible input values or x-values
The domain of the function, as presented in the graph is the set of all real numbers
The domain is; (-∞, ∞)
The range is the set of the possible y-values
The graph of the function indicates that the maximum y-value is the point y = 4
Therefore, the range of the function is; -∞ < y ≤ 4, which is (-∞, 4]
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Which statement about the slope of the line is true? a It is fraction 1 over 6 throughout the line. b It is 6 throughout the line. c The slope from point O to point A is fraction 1 over 6 times the slope of the line from point A to point B. d The slope from point O to point A is six times the slope of the line from point A to point B.
The slope of the given line that passes through (4, 2) and (6, 3) is m = 1/2.
What is the general equation of a straight line?The general equation of a straight line is -
y = mx + c
{m} - slope.
{c} - intercept along the y - axis.
Given are the statements regarding the slope of the line as given.
The line passes through the points -
(4, 2) and (6, 3)
The slope of the line will be -
m = (3 - 2)/(6 - 4)
m = 1/2
Therefore, the slope of the given line that passes through (4, 2) and (6, 3) is m = 1/2.
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