How many ways can 7 books be arranged on a shelf 5 at a time?

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

Order the fractions from least to greatest. Type the number next to the fraction into the box for the position of the fraction in order. 1.45/90 first 2.5/9 second 3.3/10 third

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