Evaluate the function f (x) = 4x7^x

for x=^-1 and x=2

Ralph is three times as old is Sarah. In six years Ralph will be only twice as old as Sarah will be then. Find Ralphs age now. Which of the following equations can be used to solve the problem.

After Nancy picked 8 figs, she wanted to share them with her fellow classmates. If Nancy wanted to give 4 over 5 of a fig to each of her classmates, then how many classmates will get some fig

How many times does 4 go into 21

Alex, Bob, and Claudia split 126 cm wire evenly among themselves. They then proceeded to cut their pieces of wire into smaller, equal parts. Alex cut his wire 18 times, and kept 7 pieces.

Find the slope of the line that passes trough (-4,-2) and (8,-11)

Jessica rides the bus miles each day. Which statements correctly describe how far she rides the bus? Select all that apply. Group of answer choices Jessica rides the bus miles in 4 days. Jessica rides the bus miles in 7 days.

2.85 as a mixed number in simplest form

What is - 2b - 6 + 3b - 2 simplified?

An envelope from the post office is 3 inches wide with a total area of 30 square inches. what is the height of the envelope

Cone A has a radius of 12 inches and cone b has a radius of 30 inches. if the cones are similar and the volume of cone a is 48 ft3, then find the volume of cone b