F(x) = -x^2 + 5x + 15
Find f(9)

A(t)=728(1+0.04)^t how much money did aditya originally invest

Mario has $14.35 left in his wallet. he spent $148.43 for tablecloths. then, he spent $92.05 for napkins. how much money did mario have in his wallet to start with?

Find the ratios of the corresponding sides