\[{{n}^{th}}\] term of the series\[\frac{{{1}^{3}}}{1}+\frac{{{1}^{3}} – McqOptions

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1.	\[{{n}^{th}}\] term of the series\[\frac{{{1}^{3}}}{1}+\frac{{{1}^{3}}+{{2}^{3}}}{1+3}+\frac{{{1}^{3}}+{{2}^{3}}+{{3}^{3}}}{1+3+5}+......\] will be [Pb. CET 2000]
A.	\[{{n}^{2}}+2n+1\]
B.	\[\frac{{{n}^{2}}+2n+1}{8}\]
C.	\[\frac{{{n}^{2}}+2n+1}{4}\]
D.	\[\frac{{{n}^{2}}-2n+1}{4}\]
Answer» D. \[\frac{{{n}^{2}}-2n+1}{4}\]

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