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Stolb23 [73]
3 years ago
15

A baseball is thrown upwards from a height of 5 feet with an initial speed of 64 feet per second, and its height h (in feet) fro

m the ground is given by h(t) = 5 + 64t – 16t2 where t is time in seconds. Using a graphing calculator, determine at what time the ball reaches its maximum height. 0 seconds 1 second 2 seconds 3 seconds
Mathematics
2 answers:
allochka39001 [22]3 years ago
8 0

Answer:

C. <em><u>2sec</u></em>

....................

Bingel [31]3 years ago
3 0
Maximum can be determined by taking derivative and set it equal to zero. 

\frac{d}{dx}(5+64t-16t^2) = 64 - 32t&#10;&#10;64-32t=0&#10;&#10;32t=64&#10;&#10;t=2


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