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December 22, 2014

December 22, 2014

Posted by **lisa** on Monday, July 8, 2013 at 11:33am.

Find the maximum height the rocket attains:

After how many seconds does it reach this height?

- math -
**Henry**, Tuesday, July 9, 2013 at 7:20pm-16x^2 + 160t

The max. point on the parabola is the vertex:

t = Xv = -B/2A = -160/-32 5 s

hmax. = Yv = -16*5^2 + 160*5 = 400 Ft.

V(5,400).

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