Question

14.) A firecracker shoots up from a hill 160 feet high with an initial speed of 90 feet per second. Using the formula H(t) = −16t^2 + vt + s, approximately how long will it take the firecracker to hit the ground?
a.) 5 seconds
b.) 6 seconds
c.) 7 seconds
d.) 8 seconds

Answer 1

@Notamathgenius help me

Answer 2

@TheSmartOne

Answer 3

Sorry, i can't help you because it is a test.

Answer 4

this aint a test its a work sheet

Answer 5

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Answer 6

i never post test on here

Answer 7

yeh im trying to finish my worksheet so i can get on my online test