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Mathematics 12 Online
OpenStudy (kj4uts):

A rock is thrown with an initial velocity of 86 ft/s from a height of 200 feet...

OpenStudy (kj4uts):

Vocaloid (vocaloid):

set the equation equal to 100 and solve for t

Vocaloid (vocaloid):

alternatively, you can graph: -16t^2+86t+200 and 100 and see where the two lines intersect

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