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Consider f: N to N, g : N to N and h: N ...

Consider `f: N to N, g : N to N` and `h: N to R` defined as `f(x) = 2x, g(y) = 3y + 4` and `h(z) = sin z, AA x, y and z` in N. Show that `ho(gof) = (hog)of`.

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