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For every positive integer \(n\) that is greater than \(1,\) the function \(g(n)\) is defined to be the sum of all of

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by Vincen » Sat Dec 26, 2020 2:55 pm

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For every positive integer \(n\) that is greater than \(1,\) the function \(g(n)\) is defined to be the sum of all of the odd integers from \(1\) to \(n,\) inclusive. The \(g(n)\) could have any of the following unit digits except…?

A) 1
B) 2
C) 4
D) 6
E) 9

Answer: B

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