Doubt from definite integration

15729539786941586651647010908651
Q2

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Answer is zero

I don't have answer key yet

Its of the form xf'+f

Hey Do it as second thing out there is differentiation of first thing. If you got to substitute for log_{2}x or something try substitution I won't tell what to substitute.

Screenshot_2019-11-06-01-13-48-1

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image

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