For all x in ZZ, the function f : ZZ to ...

For all `x in ZZ`, the function `f : ZZ to ZZ` is defined by f(x)=3x+4. Find function `g : ZZ to ZZ` such that (g o f)`=I_(Z)`.

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The correct Answer is:

The function `g : ZZ to ZZ` is given by g(x)`=(1)/(3)(x-4)` for all `x in ZZ`

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