SAT Math Practice Question #25868 - SATify | SATify

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SAT Math Practice Question #25868 - SATify | SATify

#25868

algebra

parity

easy

60 sec

Suppose $m$ and $n$ are positive odd integers. Which of the following must also be an even integer?

A.

$m + n - 1$

B.

$m^{2} + n^{2} + 1$

C.

$2 m + 3 n$

D.

$(m + 2) (n + 4)$

E.

$mn (m + n)$