A basketball bounces off the ground. Then ball‘s height y (in feet) after t seconds can be modeled by y = -16t +20t

a. The basketball reaches it s max height after .625 secs. What is the max height of the bouncer?

A company’s profit in millions of dollars can be represented by x2 -5x+6 where x is the number of yrs since the company started.

a. When did the company have a profit of 2 million?