SOLUTION: can you please show me how to solve the following problem: show that the statement is true for n^2-n+2 is divisible by 2
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Question 438234: can you please show me how to solve the following problem: show that the statement is true for n^2-n+2 is divisible by 2
Answer by robertb(5830) (Show Source): You can put this solution on YOUR website!
Let n be any even integer. ==> n = 2k ==>, hence the expression is even.
Let n be odd. ==> n = 2k-1 ==> , and so again the expression is even.
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