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6.5 Exercise 96

Avg difficulty 2.5

Solve.

Juli is going to launch a model rocket in her back yard. When she launches the rocket, the function h(t)=−16t2+32th \left(t\right) = −16 t^{2} + 32 t models the height, h, of the rocket above the ground as a function of time, t. Find:

ⓐ the zeros of this function, which tell us when the rocket will be on the ground. ⓑ the time the rocket will be 16 feet above the ground.

OpenStax Intermediate Algebra 2e, 6.5 Polynomial Equations, exercise 96

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Adapted from Intermediate Algebra 2e © 2020 Rice University. Licensed under CC BY 4.0. Source: Intermediate Algebra 2e. Imported at revision 77a933c.