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Mathematics 9 Online
OpenStudy (becca9898):

I really need help with these 2 questions!! 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? An equation is shown below: km^2 + cp = 2 Which equation is solved for m?

OpenStudy (becca9898):

Any ideas??

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