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Question

A model rocket is launched with an initial velocity of 300 ft per second. The height *h*, in feet, of the rocket *t* seconds after the launch is given by

h = −16t^{2} + 300t.

How many seconds after the launch will the rocket be 450 ft above the ground? Round to the nearest hundredth of a second. (Enter your answers as a comma-separated list.)

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Math

Algebra

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