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Question

Given: f(x)=x1x,(x>0) has the maximum value at x=e, then

A
eπ>πe
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B
eπ>ππ
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C
eπ=πe
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D
eππe
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Solution

The correct option is A eπ>πe
Since, f(x) has a maximum at x=e
f(e)>f(x)
e1e>x1x

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