Evaluate the function to answer the question. The height h, in feet, of a ball that is released 4 ft above the ground with an initial upward velocity of 90 ft/s is a function of the time t, in seconds, the ball is in the air and is given by the following. h(t)=16t² + 90t + 4,0 st≤ 5.66 (a) Find the height of the ball (in feet) above the ground 2 s after it is released. ft (b) Find the height of the ball (in feet) above the ground 4 s after it is released. ft
Evaluate the function to answer the question. The height h, in feet, of a ball that is released 4 ft above the ground with an initial upward velocity of 90 ft/s is a function of the time t, in seconds, the ball is in the air and is given by the following. h(t)=16t² + 90t + 4,0 st≤ 5.66 (a) Find the height of the ball (in feet) above the ground 2 s after it is released. ft (b) Find the height of the ball (in feet) above the ground 4 s after it is released. ft
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:Evaluate the function to answer the question.
The height h, in feet, of a ball that is released 4 ft above the ground with an initial upward velocity of 90 ft/s is a function of the time t, in seconds, the ball is in the air and is given by the following.
h(t)=16t² + 90t + 4,0 st≤ 5.66
(a) Find the height of the ball (in feet) above the ground 2 s after it is released.
ft
(b) Find the height of the ball (in feet) above the ground 4 s after it is released.
ft
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