Unit Test — Unit test Answers

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What is the range of the function g(x) = |x – 12| – 2?

A
{y | y > –2}
B
{y | y > –2}
C
{y | y > 12}
D
{y | y > 12}
22
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Which graph represents the function r(x) = |x – 2| – 1

A
Option
B
Option
C
Option
D
Option
23

What is the vertex of the graph of f(x) = |x + 5| – 6?

A
(–6, –5)
B
(–6, 5)
C
(–5, –6)
D
(5, –6)
24

What is the simplified form of ? Assume x ≠ 0.

Question illustration
A
StartFraction 6 Over 5 x Superscript 10 Baseline EndFraction
Option A
B
StartFraction 6 Over 5 x squared EndFraction
Option B
C
Six-fifths x Superscript 10
Option C
D
Six-fifths x squared
Option D
25

The step function f(x) is graphed.

Question illustration
A
-2
B
-1
C
0
D
1

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