The height h(t), in meters, above the ground of a certain soccer ball kick t seconds after the ball is kicked can be approximated by h(t) = −4.9t2 + 11.8t. Determine the time (in seconds) for which the ball is in the air. Round to the nearest tenth of a second.

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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The height

h(t),

in meters, above the ground of a certain soccer ball kick t seconds after the ball is kicked can be approximated by

h(t) = −4.9t2 + 11.8t.

Determine the time (in seconds) for which the ball is in the air. Round to the nearest tenth of a second. 

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