Unit Test

Question 1

If h(x) = 5 + x and , which expression is equivalent to ?

Revolt · Accepted Answer

Answer image: https://media.edgenuity.com/evresources/3111-02-03/mc003-5.jpg

Question 2

If p(x) = 2x2 – 4x and q(x) = x – 3, what is ?

Revolt · Accepted Answer

2x2 – 16x + 30

Question 3

If f(x) = x2 + 1 and g(x) = x – 4, which value is equivalent to ?

Revolt · Accepted Answer

37

Question 4

The domain of f(x) is the set of all real values except 7, and the domain of g(x) is the set of all real values except –3. Which of the following describes the domain of ?

Revolt · Accepted Answer

all real values except and the x for which

Question 5

Which description best explains the domain of ?

Revolt · Accepted Answer

the elements in the domain of f(x) for which g(f(x)) is defined

Question 6

If h(x) = x – 7 and g(x) = x2, which expression is equivalent to ?

Revolt · Accepted Answer

(5 – 7)2

Question 7

If and , what is the range of ?

Revolt · Accepted Answer

Answer image: https://media.edgenuity.com/evresources/3111-02-03/mc021-6.jpg

Question 8

If h(x) = 6 – x, what is the value of ?

Revolt · Accepted Answer

10

Question 9

If s(x) = x – 7 and t(x) = 4x2 – x + 3, which expression is equivalent to ?

Revolt · Accepted Answer

4(x – 7)2 – (x – 7) + 3

Question 10

If and h(x) = 4 – x, what is the value of ?

Revolt · Accepted Answer

Answer image: https://media.edgenuity.com/evresources/3111-02-03/mc025-6.jpg

Unit Test Answers

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