If \[4\,\left[ {{x}^{2}}+\frac{{{x}^{6}}}{3}+\frac{{{x}^{10}}}{5}+..... \right]={{y}^{2}}+\frac{{{y}^{4}}}{2}+\frac{{{y}^{6}}}{3}+......,\]then

If \[4\,\left[ {{x}^{2}}+\frac{{{x}^{6}}}{3}+\frac{{{x}^{10}}}{5}+

1.	If \[4\,\left[ {{x}^{2}}+\frac{{{x}^{6}}}{3}+\frac{{{x}^{10}}}{5}+..... \right]={{y}^{2}}+\frac{{{y}^{4}}}{2}+\frac{{{y}^{6}}}{3}+......,\]then
A.	\[{{x}^{2}}y=2x-y\]
B.	\[{{x}^{2}}y=2x+y\]
C.	\[x=2{{y}^{2}}-1\]
D.	\[{{x}^{2}}y=2x+{{y}^{2}}\]
Answer» B. \[{{x}^{2}}y=2x+y\]

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If \[4\,\left[ {{x}^{2}}+\frac{{{x}^{6}}}{3}+\frac{{{x}^{10}}}{5}+..... \right]={{y}^{2}}+\frac{{{y}^{4}}}{2}+\frac{{{y}^{6}}}{3}+......,\]then

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