Question

The function p(x)=-2(x-9)^2+100 is used to determine the profit on T-shirts sold for x dollars. What would the profit from sales be if the price of the T-shirts were $15 a piece?

A.)$15
B.)$28
C.)$172
D.)$244​

Answer 1

C. $172

Explanation:

You plug in $15 into the problem and solve from there.