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October 25, 2014

October 25, 2014

Posted by **McKenna** on Wednesday, November 28, 2012 at 10:06pm.

- precalculus -
**Reiny**, Wednesday, November 28, 2012 at 10:33pmwhen it hits the ground, h = 0

-16t^2 + 36 = 0

t^2 = 36/16

t = 6/4 = 3/2 = 1.5

It will take 1.5 seconds

- precalculus -
**Josh**, Wednesday, November 28, 2012 at 10:34pmJust plug in the height of 36 ft into the equation given for the height, then you can solve for t by subtracting 36, then dividing by 16, and square rooting your answer (make sure to take the positive square root).

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