\[\int_{{}}^{{}}{\frac{{{x}^{3}}}{\sqrt{1-{{x}^{8}}}}dx=}\]

1.	\[\int_{{}}^{{}}{\frac{{{x}^{3}}}{\sqrt{1-{{x}^{8}}}}dx=}\]
A.	\[\frac{1}{2}{{\sin }^{-1}}({{x}^{4}})+c\]
B.	\[\frac{1}{3}{{\sin }^{-1}}({{x}^{4}})+c\]
C.	\[\frac{1}{4}{{\sin }^{-1}}({{x}^{4}})+c\]
D.	None of these
Answer» D. None of these

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\[\int_{{}}^{{}}{\frac{{{x}^{3}}}{\sqrt{1-{{x}^{8}}}}dx=}\]

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