Question
Asked Sep 26, 2019
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If distance in feet of a ball above ground is given by D=224+80t-16t^2 (t measured in seconds), when will the ball hit the ground? (at what value of t)?

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Expert Answer

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Step 2

When the ball hits the ground th...

224 80 16t2 = 0
t-2,7
time cannot be negative|
t 7
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224 80 16t2 = 0 t-2,7 time cannot be negative| t 7

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