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HIMANSHU JAIN (376)

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on taking derivative
we get
3x2(lnx3) - 2x(lnx2)          [using lebinitz rule]
= [9x2 - 4x]lnx
now it's clear to match ur options.

Himanshu Jain P.E.C. http://jainhim.blogspot.com/
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