\[\underset{x\to 1}{\mathop{\lim }}\,\frac{1-{{x}^{-1/3}}}{1-{{x}^{-2/3}}}=\] [AI CBSE 1991]

\[\underset{x\to 1}{\mathop{\lim }}\,\frac{1-{{x}^{-1/3}}}{1-{{x}^{-2/

1.	\[\underset{x\to 1}{\mathop{\lim }}\,\frac{1-{{x}^{-1/3}}}{1-{{x}^{-2/3}}}=\] [AI CBSE 1991]
A.	\[\frac{1}{3}\]
B.	\[\frac{1}{2}\]
C.	\[\frac{2}{3}\]
D.	\[-\frac{2}{3}\]
Answer» C. \[\frac{2}{3}\]

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\[\underset{x\to 1}{\mathop{\lim }}\,\frac{1-{{x}^{-1/3}}}{1-{{x}^{-2/3}}}=\] [AI CBSE 1991]

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