Monday
September 22, 2014

Homework Help: college physics

Posted by dave on Sunday, November 29, 2009 at 9:52pm.

using the quadratic equation on a 2 dimensional projectile motion problem...

i am solving for tf and i have it worked all the way down to:

-100m(tf)-100m(tf) / -10m/s^2(tf)^2
or
-200m(tf) / -10m/s^2(tf)^2

is the answer 20 seconds? algebra is not my strong suit =(

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