Step Functions Answers

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Which set of numbers best describes the possible values of x in the equation below?

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A
all integer values of x
B
all real number values of x
C
only negative values of x
D
only noninteger values of x
2
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What are the domain and range of the step function with the equation below?

Question illustration
A
The domain is all real numbers, and the range is all real numbers.
B
The domain is all integers, and the range is all integers that are multiples of 3.
C
The domain is all real numbers, and the range is all integers that are multiples of 3.
D
The domain is all integers, and the range is all real numbers.
3

What is the value of ?

Question illustration
A
–2
B
–1
C
0
D
1
4

A skate shop rents roller skates as shown in the table below. Roller Skate RentalsTimeCostup to 60 minutes$5up to 2 hours$10up to 5 hours$20daily$25Which graph and function model this situation, where c is the cost, in dollars, of renting skates, and t is the number of hours in a single day that the skates are rented?

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

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Step Functions Answers — VA-Mathematical Analysis