Main and Range of a Step Function

A step function is shown on the graph. What are the

domain and range?

Domain:

Range:

If f (x) = 1/2x, what is f (7.6) ?

Kyle buys a dozen hamburger rolls for $1.29. What is the cost of each roll? Round to the nearest hundredth.

Evelyn has a first name, 2 middle names, and a last name. In how many different ways could Evelyn arrange the initials of her name?

Choose the correct graph of the function y = - 8 (2^x)

Factor the expression over the complex numbers. x^2+20

Given the function: f (x) = 2x^ 3 - 3 2 x, find f ( - 4)). es

Triangle MRN is created when an equilateral triangle is folded in half.

The length of a rectangle is four times it's width. If the area of the rectangle is 324 ft.², find its perimeter

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Evaluate the expression when b = - 6 and x=3. -x+56