h(t) = -5t2 + 60t + 100 12. The path of a ball is modelled by the following quadratic function: where t represents the time (in seconds) and h represents the height (in meters). [1] a) Determine the initial height of the ball. [2] b) Determine the time when the ball hits the ground.

h(t) = -5t2 + 60t + 100 12. The path of a ball is modelled by the following quadratic function: where t represents the time (in seconds) and h represents the height (in meters). [1] a) Determine the initial height of the ball. [2] b) Determine the time when the ball hits the ground.

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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Question

h(t) = -5t2 + 60t + 100
12. The path of a ball is modelled by the following quadratic function:
where t represents the time (in seconds) and h represents the height (in meters).
[1] a) Determine the initial height of the ball.
[2] b) Determine the time when the ball hits the ground.

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