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Find the intervals in which the function...

Find the intervals in which the function `f(x)=x^4-(x^3)/3` is increasing or decreasing.

A

Increasing for `xlt1/4` and decreasing for `xgt1/4`

B

Increasing for every value of x

C

Decreasing for every value of x

D

None of these

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The correct Answer is:
A
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TARGET PUBLICATION-APPLICATIONS OF DERIVATIVES-CRITICAL THINKING
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