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A rock falls from a tower that is 416 ft high. As it is falling, its height is given by the formula h=416-16t^2. How many seconds will it take for the rock to hit the ground (h=…

A rock falls from a tower that is 416 ft high. As it is falling, its height is given by the formula h=416-16t^2. How many seconds will it take for the rock to hit the ground (h=…
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A rock falls from a tower that is 416 ft high. As it is falling, its height is given by the formula h=416-16t^2. How many seconds will it take for the rock to hit the ground (h=0)?

User Proyag
by
8.2k points

1 Answer

2 votes
5.1 Seconds. t = 5.1

5.1^2 = 26.01

416/16 = 26

26*16 = 416
User Jaxidian
by
9.2k points
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