A) \[R\]
B) \[R-\{1\}\]
C) \[\{-1\}\]
D) \[R-\{-1\}\]
Correct Answer: C
Solution :
\[f(x)=\frac{x-2}{2-x}\] \[\Rightarrow \] \[f(x)=\frac{x-2}{-(x-2)}=-1,\] if\[x\ne 2\]You need to login to perform this action.
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