Step Functions

Question 1

Interpret the graph to determine the statement the manager at a building supply store can use to help a customer determine how much primer to purchase.

Revolt · Accepted Answer

Each gallon of primer will cover a of square feet.: maximum; Each gallon of primer will cover a of square feet.: 200

Question 2

The graph represents the cleaning costs charged by a housekeeping service.Which statement is true of the cost function?

Revolt · Accepted Answer

C: Cost is a fixed rate of $100 for jobs requiring more than 2 hours, up to a maximum of 6 hours.

Question 3

Which points lie on the graph of the function f(x) = ⌈x⌉ + 2? Check all that apply.(–5.5, –4)(–3.8, –2)(–1.1, 1)(–0.9, 2)(2.2, 5)(4.7, 6)

Revolt · Accepted Answer

C: (–1.1, 1); D: (–0.9, 2); E: (2.2, 5)

Question 4

Interpret the graph to determine the statement the manager at a building supply store can use to help a customer determine how much primer to purchase.

Revolt · Accepted Answer

B: ✔ maximum

Question 5

Which graph represents the function f(x) = 4⌈x⌉?

Revolt · Accepted Answer

B: [Image: On a coordinate plane, a step graph has horizontal...]

Question 6

Which function and domain could represent the given graph?

Revolt · Accepted Answer

C: f(x) = –⌊x⌋; –3 ≤ x ≤ 3

Question 7

Which mathematical situation can be graphed using a step function?

Revolt · Accepted Answer

D: Each output is the result of rounding an input to the nearest ten.

Question 8

✔ 200400600

Revolt · Accepted Answer

A: ✔ 200

Question 9

⇒ 1

Revolt · Accepted Answer

75792

Question 10

The graph represents the cleaning costs charged by a housekeeping service.

Revolt · Accepted Answer

A: ✔ 0 to 8

Step Functions Answers

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