# A diver jumps from a cliff that's 32 feet above ground. Time t is given by h(t)=-16t^2+16t+32. when does the diver hit the water?

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- Steve ALv 71 month ago
The 32 in the equation reflects that he is 32 feet above the water or.ground. The question says both. Is that a mistake?

h(t) = -16t^2 +16t + 32

0 = -16t^2 +16t +32

0 = -16(t^2 -t -2)

0 = (t.-2))t +1)

t.= -1 sec or 2 sec

Reject negative time.

t = 2 seconds

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