Falling Object A tennis ball is thrown downward intoa swimming pool from the top of a tall hotel. Theheight of the ball from the pool is given by D(t) =-16t2 - 4t + 210 feet, where t is the time, inseconds, after the ball is thrown. Graphically find thet-intercepts for this function. Interpret the value(s)that make sense in this problem context.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
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Chapter7: Exponents And Exponential Functions
Section7.5: Exponential Functions
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Falling Object A tennis ball is thrown downward into
a swimming pool from the top of a tall hotel. The
height of the ball from the pool is given by D(t) =-16t2 - 4t + 210 feet, where t is the time, inseconds, after the ball is thrown. Graphically find the
t-intercepts for this function. Interpret the value(s)
that make sense in this problem context.

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