Asked by Sandra

A ball is thrown into the air with an initial upward velocity of 45 ft/s. Its height (h) in feet after t seconds is given by the function h = –16t² + 45t + 6. After about how many seconds will the ball hit the ground? (1 point)
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4 My ans??
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Answered by Steve
I get 2.9

how did you get your answer?
Answered by Sandra
Yes, after refiguring it. Thanks
Answered by Margo
what is the answer ??????
Answered by Nana
The answer is 3. Use your graphing calculator, enter the equation in the y=, press graph, when the line hits the x-intercept, that's your answer.

It's practically at 3, so the answer is 3. ^^
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