1.

If \[y=3x+6{{x}^{2}}+10{{x}^{3}}+....,\]then the value of x in terms of y is

A. \[1-{{(1-y)}^{-1/3}}\]
B. \[1-{{(1+y)}^{1/3}}\]
C. \[1+{{(1+y)}^{-1/3}}\]
D. \[1-{{(1+y)}^{-1/3}}\]
Answer» E.


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