prove by contrapositive if xy is even then either x and y are both even or x and y are both odd

Name: prove by contrapositive if xy is even then either x and y are both even or x and y are both odd 37158
Uploaded: 2023-02-23T02:47:25-08:00
Duration: 2 min 4 s
Channel: Vincenzo Zaccaro
Description: prove by contrapositive if xy is even then either x and y are both even or x and y are both odd 37158

Question

Naresh Bagrecha · Accepted Answer

1. We want to prove that if $x+y$ is even, then either $x$ and $y$ are both even or $x$ and $y$

Question

Prove by contrapositive: If x+y is even then either x and y are both even or x and y are both odd.

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