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January 31, 2015

January 31, 2015

Posted by **sara** on Tuesday, January 15, 2013 at 7:33am.

- math -
**Reiny**, Tuesday, January 15, 2013 at 9:54amwhen it hits the ground, h(t) = 0

0 = -16t^2 + 10

16t^2 = 10

t^2 = 10/16

t = √10/4 or appr .79 seconds

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