Let f:R→R and g:R→R be defined by f(x)=x+1 and g(x)=x-1. Show that fog=gof=IR.

Let f: $R \to R$ and g: $R \to R$ be defined by f(x)=x+1 and g(x)=x-1. Show that fog=gof=IR.

Matching exercise

Match the items on the right to the items on the left.

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