Step Functions Answers

The step function f(x) is graphed.

If f(x) = −2 + 8, what is f(−1.8)?

The graph represents f(x) = .

Nina graphs the function y=⌊x⌋ to learn the properties of the parent floor function.What is the value of y when x=5.7?

An office supply store offers banner printing services. The store charges $4 to print each one-foot-long section of a banner that is three feet tall. Which graph represents the cost to print a three-foot-tall banner that is x feet long?

The graph represents y = ⌈x⌉ + 1.

A step function h(x) is represented by y = –2⌊x⌋. Which phrase best describes the range of the function h(x)?

A clothing store uses the step function f(x) to recommend jeans sizes as a function of x, a child’s height in inches.f(x) = According to the function, which is the height of a child who should wear size 2 jeans?

The graph represents the parking fees at a mall parking lot.

All points of the step function f(x) are graphed.