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lula
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formula
An arrow is shot vertically upward from a platform 39 ft high at a rate of 153 ft/sec. When will the arrow hit the ground? Use the formula: h=−16t^2+v0t+h0 round to nearest tenth
AlgebraHouse
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Re: formula
initial velocity is 153
initial height is 39
0 is height of ground
0 = 16t² + 153t + 39 {substituted into formula}
Use quadratic formula.
t ≈ 9.8 seconds
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