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14-07-2017
Mathematics

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h(t) = -16t2 + vt + h0 h0 = 6.5 v = ? h = 5 when t = 3.5 Determine the value of v

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apologiabiology apologiabiology

14-07-2017

h0=6.5
h(t)=-16t²+vt+6.5

when h(3.5)=5
so
5=-16(3.5)²+3.5v+6.5
5=-16(12.25)+3.5v+6.5
5=-196+3.5v+6.5
5=-189.5+3.5v
194.5=3.5v
389/7=v≈55.5714

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