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Chloe kicks a soccer ball across a field. The height of the ball above the ground is given by the equation

h(t) = -16t2 + 56t. Determine the number of seconds it takes for the ball to hit the ground
Please help!

Respuesta :

Answer:

It takes 3.5 seconds for the ball to hit the ground

Step-by-step explanation:

By finding the x intercepts you can determine when the ball hits the ground.

the second x intercept is (3.5,0), which means the ball hits the ground at 3.5 seconds