The domain and range of the real functio...

The domain and range of the real function defined by is given by `f(x)=(4-x)/(x-4)` is given by

A

Domain =R, Range ={-1,1}

B

Domain =R, Range =R

C

Domain =R-{4}, Range ={-1}

D

Domain =R-{4}, Range ={-1,1}

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The correct Answer is:

C

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