1.

\[\int{{{x}^{3}}\log x\,\,dx=}\]   [Karnataka CET 2002]

A.                 \[\frac{{{x}^{4}}\log x}{4}+c\]
B.                 \[\frac{1}{16}[4{{x}^{4}}\log x-{{x}^{4}}]+c\]
C.                 \[\frac{1}{8}[{{x}^{4}}\log x-4{{x}^{2}}]+c\]
D.  \[\frac{1}{16}[4{{x}^{4}}\log x+{{x}^{4}}]+c\]
Answer» C.                 \[\frac{1}{8}[{{x}^{4}}\log x-4{{x}^{2}}]+c\]


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