Mathematics, 05.02.2020 09:47 trinityine
Afirecracker shoots up from a hill 160 feet high, with an initial speed of 90 feet per second. using the formula h(t) = −16t2 + vt + s, approximately how long will it take the firecracker to hit the ground?
a. five seconds
b. six seconds
c. seven seconds
d. eight seconds
Answers: 1
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Afirecracker shoots up from a hill 160 feet high, with an initial speed of 90 feet per second. using...
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