Answer:
(8,8)
Step-by-step explanation:
ANSWER
$28
EXPLANATION
The profit function is given as:

where x is the price of the T-shirt in dollars.
To find the profit on a T-shirt whose price is $15, we substitute x=15 into the function and simplify.

We simplify to get:



Answer:
1.08
Step-by-step explanation:Simplify the radical by breaking the radicand up into a product of known factors.
Answer:
Step-by-step explanation: