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A rectangle has one side on the positive...

A rectangle has one side on the positive y-axis and one side on the positive x -axis. The upper right hand vertex of the rectangle lies on the curve `y=(lnx)/x^2`. The maximum area of the rectangle is

A

`e^(-1)`

B

`e^(-1//2)`

C

1

D

`e^(1//2)`

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The correct Answer is:
A
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