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October 21, 2014

October 21, 2014

Posted by **amy** on Sunday, December 2, 2012 at 7:09am.

- physics -
**bobpursley**, Sunday, December 2, 2012 at 10:20amin the vertical:

hf=hi+viv*t-1/2 g t^2

0=0+30sin36*t-4.9t^2

t(30sin36-4.9t)=0

t=0 and t= 30sin36/4.9

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