SOLUTION: if n is an odd integer, which expression always represents an odd integer? (A) (2n - 1)^2 (B) n^2 + 2n + 1 (C) (n - 1)^2 (D) (n + 1)/2 (E) 3n + 1

Algebra ->  Problems-with-consecutive-odd-even-integers -> SOLUTION: if n is an odd integer, which expression always represents an odd integer? (A) (2n - 1)^2 (B) n^2 + 2n + 1 (C) (n - 1)^2 (D) (n + 1)/2 (E) 3n + 1       Log On


   

Question 307275: if n is an odd integer, which expression always represents an odd integer?

(A) (2n - 1)^2
(B) n^2 + 2n + 1
(C) (n - 1)^2
(D) (n + 1)/2
(E) 3n + 1
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
if n is an odd integer, which expression always represents an odd integer?
(A) (2n - 1)^2
Odd
(B) n^2 + 2n + 1
Even
(C) (n - 1)^2
Even
(D) (n + 1)/2
Odd or Even
(E) 3n + 1
Even
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Only A is always odd, even if n is even.