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A stone is thrown up vertically and the height x feet reached by it in time t seconds is given by `x=80t-16t^(2)`. The stone reaches the maximum height in time (seconds)

A

2

B

3

C

2.5

D

3.5

Text Solution

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The correct Answer is:
C
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KCET PREVIOUS YEAR PAPERS-MODEL TEST PAPER 6 -MATHEMATICS
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