Question: please explain this problem in detail Let R be a commutative ring with unity and p a prime integer. Suppose there exists a nontrivial homomorphism

please explain this problem in detail

Let R be a commutative ring with unity and p a prime integer. Suppose there exists a nontrivial homomorphism from Z/pZ to R. Show that the map o : R - R defined as o(x) = x? is a ring homomorphism

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