projectile is fired from the roof of a building. Its height h, in meters, above the ground, after t seconds, is given by the function h(t) = - 5t2 + 20t + 30 a. What is the maximum height reached by the projectile? b. How long did it take you to reach maximum height?

projectile is fired from the roof of a building. Its height h, in meters, above the ground, after t seconds, is given by the function h(t) = - 5t2 + 20t + 30 a. What is the maximum height reached by the projectile? b. How long did it take you to reach maximum height?

College Algebra

1st Edition

ISBN:9781938168383

Author:Jay Abramson

Publisher:Jay Abramson

Chapter5: Polynomial And Rational Functions

Section5.1: Quardratic Functions

Problem 73SE: A ball is thrown in the air from the top of a building.Its height, in meters above ground, as a...

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2.A projectile is fired from the roof of a building. Its height h, in meters, above the ground, after t seconds, is given by the function h(t) = - 5t² + 20t + 30
a. What is the maximum height reached by the projectile?
b. How long did it take you to reach maximum height?

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