Let A=R-(3} and B=R-{(2)/(3)} .If f:A ra...

Let `A=R-(3}` and `B=R-{(2)/(3)}` .If `f:A rarr B` such that `f(x)=(2x-4)/(3x-9)` ,then show that `f(x)` is one -one and onto function.Hence find `f^(-1)`.

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