If \[f(x)=3x+10\], \[g(x)={{x}^{2}}-1\], then \[{{(fog)}^{-1}}\] is equal to [UPSEAT 2001]

\[{{\left( \frac{x+7}{3} \right)}^{1/2}}\]

\[{{\left( \frac{x-7}{3} \right)}^{1/2}}\]

\[{{\left( \frac{x-3}{7} \right)}^{1/2}}\]

\[{{\left( \frac{x+3}{7} \right)}^{1/2}}\]

If \[f(x)=3x+10\], \[g(x)={{x}^{2}}-1\], then \[{{(fog)}^{-1}}\] is eq

1.	If \[f(x)=3x+10\], \[g(x)={{x}^{2}}-1\], then \[{{(fog)}^{-1}}\] is equal to [UPSEAT 2001]
A.	\[{{\left( \frac{x-7}{3} \right)}^{1/2}}\]
B.	\[{{\left( \frac{x+7}{3} \right)}^{1/2}}\]
C.	\[{{\left( \frac{x-3}{7} \right)}^{1/2}}\]
D.	\[{{\left( \frac{x+3}{7} \right)}^{1/2}}\]
Answer» B. \[{{\left( \frac{x+7}{3} \right)}^{1/2}}\]

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If \[f(x)=3x+10\], \[g(x)={{x}^{2}}-1\], then \[{{(fog)}^{-1}}\] is equal to [UPSEAT 2001]

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