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Mathematics 19 Online
OpenStudy (anonymous):

A ball is thrown into the air with an initial upward velocity of 45 ft/s. It's height (h) in feet after t seconds is given by the function h=-16t^2+45t+6. After about how many seconds will the ball hit the ground?

OpenStudy (anonymous):

@Nnesha

OpenStudy (anonymous):

@DavidUsa

OpenStudy (davidusa):

about 3 seconds.

OpenStudy (anonymous):

Thanks @david USA

OpenStudy (davidusa):

IM SORRY!!! :C

OpenStudy (davidusa):

@perl

OpenStudy (perl):

hint: When the ball hits the ground, h= 0

OpenStudy (nincompoop):

Integrate

OpenStudy (nincompoop):

My bad

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