saderussell2003 saderussell2003

16-04-2019
Mathematics

contestada

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?

Respuesta :

Raunak05 Raunak05

16-04-2019

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

Plugging this into the equation,

h=0.5m.

Hope this helps :)

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