3
Which times and distances are represented by the function? Select three options.
A
The starting distance, at 0 hours, is 300 miles.B
At 2 hours, the traveler is 725 miles from home.C
At 2.5 hours, the traveler is still moving farther from home.D
At 3 hours, the distance is constant, at 875 miles.E
The total distance from home after 6 hours is 1,062.5 miles.
5
A piecewise function f(x) is defined as shown.f(x) = Which table could be used to graph a piece of the function?
A
OptionB
OptionC
OptionD
Option6
Which functions represent a piece of the function? Select three options.
A
g(x) = −2x, −2 < x < 0B
g(x) = −2, x < −2C
g(x) = x − 2, −2 < x < 1D
g(x) = −2x + 6, x ≥ 1E
g(x) = + 1, –2 ≤ x < 1
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}
9
The piecewise function f(x) has opposite expressions.f(x) = Which is the graph of f(x)?
A
OptionB
OptionC
OptionD
Option10
The graph of the piecewise function f(x) is shown.
A
{x | −2 ≤ x < 4}B
{x | −2 < x ≤ 4}C
{y | −5 < y < −1}D
{y | −5 ≤ y ≤ −1}Did you find these answers helpful?
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