SAT Math Practice Question #23161 - SATify | SATify

Home Practice Exams Features Pricing Quick Start Guide About

Loading...

SAT Math Practice Question #23161 - SATify | SATify

#23161

parity

number theory

medium

90 sec

If $n$ and $m$ are integers and $n + m$ is even, which of the following is impossible?

A.

$nm$ is odd

B.

$n^{2}$ is even

C.

$n - m$ is even

D.

$n^{2} + m^{2}$ is odd

E.

$n$ is odd