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Let a and b be integers. Suppose we are trying to prove the following: If3isafactorofab,then3isafactorofaor3isafactorofb. Explain why we will have proven this statement if we

Let a and b be integers. Suppose we are trying to prove the following: If3isafactorofab,then3isafactorofaor3isafactorofb. Explain why we will have proven this statement if we prove the following: If3isafactorofaband3isnotafactorofa,then3isafactorofb

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