Mia jumps off a cliff into the ocean in Acapulco while on vacation.  Her height, h, above the water in feet is given by the function h(t) = -16t2 + 16t + 480, where t is the time in seconds since her jump.  When will her friends hear the splash?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter9: Quadratic Functions And Equations
Section9.6: Solving Quadratic Equations By Using The Quadratic Formula
Problem 15CYU
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Mia jumps off a cliff into the ocean in Acapulco while on vacation.  Her height, h, above the water in feet is given by the function

h(t) = -16t2 + 16t + 480, where t is the time in seconds since her jump.  When will her friends hear the splash?

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