sam6331 sam6331

09-06-2022
Mathematics

contestada

You drop a ball from a height of 81 feet. The function h=-16x^2+81 represents the height h (in feet) of the ball after x seconds. How long does it take the ball to hit the ground?

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09-06-2022

Answer:

2.25 seconds.

Step-by-step explanation:

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