Question

NEED ANSWER ASAP PLEASE!!!!

2. A tennis player hits a ball over the net. The equation h = -4.9t2 + 3.8t + 0.5 gives the ball’s height h in meters after t seconds. How high off the ground did the ball leave the racket?

Answer 1

When the ball left the ground, time t=0.

Plugging this into the equation,

h=0.5m.

Hope this helps :)