01-05-2020
Mathematics

contestada

A soccer ball is kicked from ground level. The function y = −12x(x − 4) shows the height (in feet) of the ball, where x is time (in seconds). After how many seconds will the ball hit the ground?

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amna04352 amna04352

01-05-2020

Answer:

4 seconds

Step-by-step explanation:

On the ground, height = 0

-12x(x - 4) = 0

x = 0, 4

It was on the ground initially at x = 0, and again at x = 4

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