1)Use mathematical induction to prove that 5 | ( 8n – 3n ) for all nonnegative integers n. 2) All i would like to know is the meaning of "|" and "->" . thanks
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Originally Posted by nahz 1)Use mathematical induction to prove that 5 | ( 8n – 3n ) for all nonnegative integers n. 2) All i would like to know is the meaning of "|" and "->" . thanks $\displaystyle a\mid b=$ "a divides b", meaning $\displaystyle b=ac$ , for some c in some ring (usually the integers) --> means "implies": A --> B means "if A then B" or "A implies B" Tonio
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