AnswersAlgebra III ALinear Piecewise Defined Functions

Linear Piecewise Defined Functions Answers

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Which value is in the domain of f(x)?f(x) =

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A
–7
B
–6
C
4
D
5
3
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The piecewise function f(x) has opposite expressions.f(x) = Which is the graph of f(x)?

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A
Option
B
Option
C
Option
D
Option
4

The piecewise function h(x) is shown on the graph.

Question illustration
A
–2
B
–1
C
1
D
2
5

A piecewise function f(x) is defined as shown.f(x) = Which table could be used to graph a piece of the function?

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A
Option
B
Option
C
Option
D
Option
6

The function h(x) is defined as shown.h(x) =

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A
–∞ < h(x) < ∞
B
h(x) ≤ 5
C
h(x) ≥ 5
D
h(x) ≥ 3
7

Brenton’s weekly pay, P(h) , in dollars, is a function of the number of hours he works, h. He gets paid $20 per hour for the first 40 hours he works in a week. For any hours above that, he is paid overtime at $30 per hour. He is not permitted to work more than 60 hours in a week.

A
{h| 0 ≤ h ≤ 40}
B
{h| 0 ≤ h ≤ 60}
C
{P(h)| 0 ≤ P(h) ≤ 1,400}
D
{P(h)| 0 ≤ P(h) ≤ 1,800}
8

A gym offers three levels of membership based on the number of visits per month, as represented by the table.Kaleigh wants to know how much she will pay for her gym membership. Which graph represents the total monthly cost at the gym as a function of the number of visits Kaleigh plans to make each month?

Question illustration
A
Option
B
Option
C
Option
D
Option
9

Which functions represent a piece of the function? Select three options.

A
g(x) = −2x, −2 < x < 0
B
g(x) = −2, x < −2
C
g(x) = x − 2, −2 < x < 1
D
g(x) = −2x + 6, x ≥ 1
E
g(x) = + 1, –2 ≤ x < 1
Option E
10

The piecewise function h(x) is shown on the graph.

Question illustration
A
−2
B
−1
C
0
D
3

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