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Let RR be the set of real numbers and A=...

Let `RR` be the set of real numbers and `A=R-{3},B=R-{1}` . Show that , `f: A rarr B` defined by ,` f(x) =(x-1)/(x-3)` is a one-one onto function.

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`f(x)=(x-1)/(x-3)` is a one -one onto function
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