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5.1 Exercise 93

Avg difficulty 2.5

A ball is thrown in the air from the top of a building. Its height, in meters above ground, as a function of time, in seconds, is given by h( t )=−4.9 t 2 +24t+8. h \left(t\right) = - 4.9 t^{2} + 24 t + 8. How long does it take to reach maximum height?

OpenStax Algebra and Trigonometry 2e, 5.1 Quadratic Functions, exercise 93

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Adapted from College Algebra © 2021 Rice University. Licensed under CC BY 4.0. Sources: College Algebra 2e, Algebra and Trigonometry 2e, Precalculus 2e, College Algebra with Corequisite Support 2e. Imported at revision 4922e46.