Khan/khan-exercises — Issue #4575: Kinematic equations - kinematic problem-divide by zero
Author: KhanBugz
Created: 2011-10-19 01:44:45+00:00
State: open
Labels: ie8, ie9, vista

Reporter: philgeorge@reachone.com

Again, solve for t by using the quadratic equation requires dividing by a. When a is zero, the answer is undefined.
How did you get 22 seconds.

[kinematic_equations.html?seed=147&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/kinematic_equations.html?seed=147&problem=0&debug)

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