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September 23, 2014

September 23, 2014

Posted by **Jane** on Friday, May 10, 2013 at 11:58am.

I used the quadratic formula and got 2.5. Is this correct?

- math -
**Reiny**, Friday, May 10, 2013 at 1:06pmif you did ...

40x - 16x^2 = 0

x(40 - 16x) = 0

x = 0 or x = 40/16 = 2.5

then you are correct

the x = 0 , represents the time it was kicked

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