Unit Test — Unit test Answers

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Which graph represents the function ?

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A
On a coordinate plane, a hyperbola is shown. One curve opens up and to the right in quadrant 1, and the other curve opens down and to the left in quadrant 3. A vertical asymptote is at x = 2, and the horizontal asymptote is at y = 0.
Option A
B
On a coordinate plane, a hyperbola is shown. One curve opens up and to the left in quadrant 2, and the other curve opens down and to the left in quadrant 4. A vertical asymptote is at x = 1, and the horizontal asymptote is at y = 1.
Option B
C
On a coordinate plane, a hyperbola is shown. One curve opens up and to the left in quadrant 2, and the other curve opens down and to the left in quadrant 4. A vertical asymptote is at x = negative 2, and the horizontal asymptote is at y = 4.
Option C
D
On a coordinate plane, a hyperbola is shown. One curve opens up and to the right in quadrant 1, and the other curve opens down and to the left in quadrant 3. A vertical asymptote is at x = 2, and the horizontal asymptote is at y = 3.
Option D
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How many extraneous solutions does the equation below have?

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A
0
B
1
C
2
D
3
23

Which graph shows the solution set of the inequality ?

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A
Option
Option A
B
Option
Option B
C
Option
Option C
D
Option
Option D
24

What is the solution for the equation ?

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A
b = –4 and b = 0
B
b = –4
C
b = 0 and b = 4
D
b = 4
25

Yumi and Juan pick up litter along the highway at the same rate. Yumi picks up litter for 3 miles and takes 2 hours longer than Juan, who picks up litter for 2 miles. If Juan spent x hours picking up litter, the following equation models the situation.How long did Yumi spend picking up litter?

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A
1 hour 20 minutes
B
3 hours 20 minutes
C
4 hours
D
6 hours

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