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If f: R to R and g: R to R be two funct...

If `f: R to R and g: R to R ` be two functions defined as f(x)=2x+1 and `g(x)=x^(2)-2` respectively , then find (gof) (x) and (fog) (x) and show that (fog) (x) `ne` (gof) (x).

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