If Chris jumps into a pool from a platform, his height above the water is given by the equation h(t) = -16t2 + 21t + 20 where h(t) is the height in feet he is above the water at t seconds. Approximately, how long does it take Chris to hit the water (in seconds)? Your

1.33 seconds

1.57 seconds

2.16 seconds

1.95 seconds