\[1+\frac{1}{3}x+\frac{1.4}{3.6}{{x}^{2}}+\frac{1.4.7}{3.6.9}{{x}^{3}}+....\]is equal to

\[1+\frac{1}{3}x+\frac{1.4}{3.6}{{x}^{2}}+\frac{1.4.7}{3.6.9}{{x}^{3}}

1.	\[1+\frac{1}{3}x+\frac{1.4}{3.6}{{x}^{2}}+\frac{1.4.7}{3.6.9}{{x}^{3}}+....\]is equal to
A.	x
B.	\[{{(1+x)}^{1/3}}\]
C.	\[{{(1-x)}^{1/3}}\]
D.	\[{{(1-x)}^{-1/3}}\]
Answer» E.

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\[1+\frac{1}{3}x+\frac{1.4}{3.6}{{x}^{2}}+\frac{1.4.7}{3.6.9}{{x}^{3}}+....\]is equal to

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