kendritamendoza kendritamendoza

11-03-2021
Mathematics

contestada

A rock is projected directly upward from ground level. After t seconds, its height
is given by: f(t) = -16t? + 64t + 80.
a
a)
After how many seconds will it reach a height of 144 ft?
b)
When will the rock return to the ground?

Respuesta :

laniyahbaker10 laniyahbaker10

12-03-2021

When the soul is exposed to the environment.

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