AnswersEAP-Algebra Functions and Data Analysis BInverse Variation

Constant of Variation Answers

24 verified answers5 views
1
Free Preview

Find the x-intercepts of the graph ?

Question illustration
A
There are no x-intercepts
B
x-intercept is (1, 0)
C
x- intercept is (2, 0)
D
x-intercept is (3, 0)
2
Free Preview

For the function defined by , if x is doubled, what is the effect on y?

Question illustration
A
y is quartered
B
y is doubled
C
y stays the same
D
y is tripled
3

Explain why no part of the graph appears below the x-axis?

Question illustration
A
The y-value is always negative
B
The y-value is always positive
C
The y-value is always zero
D
The y-value is always 10
4

From the graph shown below, what happens to the y- values as the negative x- values get closer to zero?

Question illustration
A
They increase
B
They decrease
C
They stay the same
D
cannot be determined from the graph
5

Which is the correct graph of ? a. c. b. d. Please select the best answer from the choices provided

Question illustration
A
A
B
B
C
C
D
D
6

What does the graph of an inverse variation look like?

A
sloping below the x-axis
B
sloping negatively
C
sloping positively
D
horizontal line
7

For the function defined by , What is the constant of proportionality?

Question illustration
A
120
B
undefined
C
12
D
1200
8

From the graph shown below, what happens to the y- values as the positive x- values get closer to zero?

Question illustration
A
They increase
B
They decrease
C
They stay the same
D
cannot be determined
9

Find the x-intercepts of the graph ?

Question illustration
A
(2, 0) and (-2,0)
B
(-1,0) and (1, 0)
C
There are no x-intercepts
D
x-intercept is (3, 0)
10

Find the y-intercepts of the graph ?

Question illustration
A
(2, 0) and (-2,0)
B
(-1,0) and (1, 0)
C
There are no y-intercepts
D
y-intercept is (-3, 0)
11

State the relationship between the graphs of f(x) and g(x).

Question illustration
A
g is closer to the x-axis, and f is closer to the y-axis.
B
g is symmetric about the y-axis, and f is symmetric about the x-axis.
C
g is closer to the y-axis, and f is closer to the x-axis.
D
g is symmetric about the y-axis, and f is symmetric about the origin.
12

State the relationship between the graphs of f(x) and g(x).

Question illustration
A
f and g are reflections of each other about the line y = x.
B
g is shifted to the left 3 units relative to f, otherwise they are the same.
C
f and g are reflections of each other about the x-axis.
D
g is shifted to the right 3 units relative to f, otherwise they are the same.
13

Explain why no part of the graph appears below the x-axis?

Question illustration
A
The y-value is always negative
B
The y-value is always positive
C
The y-value is always zero
D
The y-value is always 10
14

Using the patterns of inverse variation, complete the following table if y is inversely proportional to the cube of x:x0.5126y648?0.037

A
1
B
2
C
4
D
8
15

Given that , What is the domain of the function f ?

Question illustration
A
only positive integers
B
All non zero real numbers.
C
only negative integers
D
All real numbers including zero
16

For the function defined by , What is the constant of proportionality?

Question illustration
A
120
B
undefined
C
12
D
1200
17

Does the function shown in the graph below have a maximum y-value or a minimum y- value?

Question illustration
A
Cannot be determined
B
Yes, maximum value is 5 and minimum value is 0
C
No
D
Yes, maximum value is 100 and minimum value is -100
18

From the graph shown below, what happens to the y- values as the positive x- values get closer to zero?

Question illustration
A
They increase
B
They decrease
C
They stay the same
D
cannot be determined
19

State the relationship between the graphs of f(x) and g(x).

Question illustration
A
g is closer to the x-axis, and f is closer to the y-axis.
B
g is symmetric about the y-axis, and f is symmetric about the x-axis.
C
g is closer to the y-axis, and f is closer to the x-axis.
D
g is symmetric about the y-axis, and f is symmetric about the origin.
20

From the graph shown below, what happens to the y- values as the negative x- values get closer to zero?

Question illustration
A
They increase
B
They decrease
C
They stay the same
D
cannot be determined from the graph

Did you find these answers helpful?

More from this Course

Quiz
21 verified answers

Perimeter of Composite Figures

Quiz
23 verified answers

Perimeter

Quiz
25 verified answers

Inverse Variation