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February 1, 2015

February 1, 2015

Posted by **Coach** on Monday, May 7, 2012 at 11:44am.

Use the quadratic equation to determine how many seconds goes by before the ball hits the ground?

- algebra -
**MathMate**, Monday, May 7, 2012 at 9:24pmOn the ground, h(t)=0

h(t)=25t–16t²=t(25-16t)=0

Solve the values of t that make h(t)=0.

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