Which graph represents y as a function of x? the 1st one 2 one 3 one or 4 one {they are images]

Simplify a7/a4 a) 1/a3 b)-a/a2 c)a4/a3 d)a3

You deposit $5000 each year into an account earning 3% interest compounded annually. how much will you have in the account in 30 years?

You have a square piece of cardboard that measures 14 inches on each side. to build a box, you cut congruent squares out of each corner of the cardboard. use the picture to find the area of the cardboard you were used to build the box