Question 278988
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*[tex \LARGE \ \ \ \ \ \ \ \ \ \ H_r(t)\ =\ -16t^2 + 96t]


*[tex \LARGE \ \ \ \ \ \ \ \ \ \ H_g(t)\ =\ -16t^2 + 80t]


*[tex \LARGE \ \ \ \ \ \ \ \ \ \ D(t)\ =\ H_r(t)\ -\ H_g(t)\ =\ -16t^2 + 96t\ -\ \left(-16t^2 + 80t\right)\ =\ 16t]


After 2 seconds, they are:


*[tex \LARGE \ \ \ \ \ \ \ \ \ \ D(2)\ =\ 16(2)\ =\ 32] feet apart.


John
*[tex \LARGE e^{i\pi} + 1 = 0]
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