The domain and range of the real functio...

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

A

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

B

Domain=R-{1}, Range=R

C

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

D

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

Verified by Experts

The correct Answer is:

C

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