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December 18, 2014

December 18, 2014

Posted by **sydney** on Friday, November 22, 2013 at 6:13pm.

h = −16t2 + 160t.

How many seconds after launch will the rocket be 350 ft above the ground? Round to the nearest hundredth of a second.

- math -
**Steve**, Friday, November 22, 2013 at 6:31pm-16t^2 + 160t = 350

just use the quadratic formula to solve for t.

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