A cone with height h and radius r has volume V = 31πr2h. If h is 9 in., and V is equal to 3πy2 + 30πy + 75π in.3, what is the cone’s radius r in terms of y?

Find the missing factor in exponential form 48^2=3^2 • ?

What is 32+4 x (16 x 1/2) -2 show your work}

At the electronics store you have a coupon for 20% off up to 2 cds you buy for cds with the original cost of $10.99 each the sales tax is 5% what is the total cost of your purchase