If \[f(x)=\frac{1}{1-x}\], then the points of discontinuity of the function \[f[f\{f(x)\}]\] are

If \[f(x)=\frac{1}{1-x}\], then the points of discontinuity of the fun

1.	If \[f(x)=\frac{1}{1-x}\], then the points of discontinuity of the function \[f[f\{f(x)\}]\] are
A.	{0, -1}
B.	{0, 1}
C.	{1, -1}
D.	None of these
Answer» C. {1, -1}

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If \[f(x)=\frac{1}{1-x}\], then the points of discontinuity of the function \[f[f\{f(x)\}]\] are

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