Your weekly revenue r ( in dollars ) from your t-shirt business can be modeled by r = -2t^2+87t+90 where t represents the number of weeks how much did you make your third week in business./

ANSWER

$ 333

EXPLANATION

The revenue you earn is modeled by the function,



where t is the number of weeks.

In your third week of business, we want to find how much dollars you will make.

So we plug t=3, into your revenue function to obtain;







Hence in the third week, you will make, 333 dollars