AnswersLA-Algebra IIIUnit Test

Unit Test — Unit test Answers

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1
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The table represents a linear function.

Question illustration
A
–3
B
–2
C
3
D
4
2
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The equation of line l is . Write the equation of a line that is parallel to line l and passes through the point (-12,6). a. c. b. d. Please select the best answer from the choices provided

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A
A
B
B
C
C
D
D
3

Which of these values could be the slope of the line? Select two options.

A
–2
B
Option
Option B
C
0
D
Option
Option D
E
3
4

Find an equation of the line perpendicular to the graph of that passes through the point at a.c.b.d.

Question illustration
A
A
B
B
C
C
D
D
5

Find (x).f(x) = g(x) = a.c.b.d.

Question illustration
A
A
B
B
C
C
D
D
6

The given line segment has a midpoint at (3, 1).

Question illustration
A
y = x
Option A
B
y = x – 2
Option B
C
y = 3x
D
y = 3x − 8
7

Find the range of the function.

Question illustration
A
[5, )
B
(-, -1) U [0, )
C
(-, 10]
D
(-, -1) U [, 10)
8

Find .

Question illustration
A
1
B
0
C
-8
D
-1
9

A given line has the equation .What is the equation, in slope-intercept form, of the line that is perpendicular to the given line and passes through the point (0, 9)?

Question illustration
A
Option
Option A
B
Option
Option B
C
Option
Option C
D
Option
Option D
10

The graph of the function f(x) is shown below.

Question illustration
A
-1.8
B
-1.2
C
0
D
5
11

Use the graph to determine the domain and range of the relation, and whether the relation is a function.

Question illustration
A
Domain: {x| -8, 8}; Range: all real numbers; No, it is not a function.
B
Domain: {x| -8 x 8}; Range: all real numbers; Yes, it is a function.
C
Domain: {x| -8 x 8}; Range: all real numbers; No, it is not a function.
D
Domain: {x| -8 x 8}; Range: {y| -12 x 12}; Yes, it is a function.
12

On a coordinate plane, a curved line with a minimum value of (0, 1) and a maximum value of (negative 1.3, 2.2), crosses the x-axis at (negative 2.2, 0) and crosses the y-axis at (0, 1).

Question illustration
A
Over the interval [–3, –2], the local minimum is 0.
B
Over the interval [–2, –1], the local minimum is 2.2.
C
Over the interval [–1, 0.5], the local minimum is 1.
D
Over the interval [0.5, 2], the local minimum is 4.
13

A line contains points M(1, 3) and N(5, 0). What is the slope of MN?

A
negative StartFraction 4 Over 3 EndFraction
Option A
B
negative StartFraction 3 Over 4 EndFraction
Option B
C
StartFraction 3 Over 4 EndFraction
Option C
D
StartFraction 4 Over 3 EndFraction
Option D
14

The graph shows the relationship between the volume of a rectangular prism and the volume of a square pyramid with an identical base and height.

Question illustration
A
−3
B
Option
Option B
C
Option
Option C
D
3
15

The given line passes through the points (0, ) and (2, 3).

Question illustration
A
Option
Option A
B
Option
Option B
C
Option
Option C
D
Option
Option D
16

Which statements about the local maximums and minimums for the given function are true? Choose three options.

A
Over the interval [1, 3], the local minimum is 0
B
Over the interval [2, 4], the local minimum is –8.
C
Over the interval [3, 5], the local minimum is –8.
D
Over the interval [1, 4], the local maximum is 0.
E
Over the interval [3, 5], the local maximum is 0.
17

On a coordinate plane, a curved line with a maximum value of (negative 1, 2) crosses the x-axis at (negative 3, 0) and (1, 0), and crosses the y-axis at (0, 1.5).

Question illustration
A
(–3, 0) and (0, 1.5)
B
(–3, 0) and (1,0)
C
(–1, 2) and (1, 0)
D
(0, 1.5) and (1, 0)
18

Find the indicated values, where and .

Question illustration
A
-2
B
0
C
2
D
8
19

Find .

Question illustration
A
30
B
6
C
33
D
-6
20

On a coordinate plane, a line goes through (negative 5, negative 4) and (0, negative 3). A point is at (negative 2, 2).

Question illustration
A
y = x + 4
Option A
B
y = x +
Option B
C
y = –5x + 4
D
y = –5x +
Option D

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