A toy rocket is fired into the air from the top of the storehouse. It's height (h) above the ground in yards after (t) seconds is given by the quadratic function h (t) =-5t²+10t+20.
A. How long (t) will it take the toy rocket to reach the maximum height?
B.what maximum height (h) will the toy rocket reach?
![A Toy Rocket Is Fired Into The Air From The Top Of The Storehouse Its Height H Above The Ground In Yards After T Seconds Is Given By The Quadratic Function H T class=](https://ph-static.z-dn.net/files/d5b/f285e5596c50dbf90d98d954f8f5ca65.jpg)