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5. Let x and y be integers. Prove that (a) if x and y are even, then x + y is even. (b) if x is even, then xy is even. (
Posted: Thu May 12, 2022 12:36 pm
by answerhappygod
- 5 Let X And Y Be Integers Prove That A If X And Y Are Even Then X Y Is Even B If X Is Even Then Xy Is Even 1 (61.75 KiB) Viewed 28 times
5. Let x and y be integers. Prove that (a) if x and y are even, then x + y is even. (b) if x is even, then xy is even. (c) if x and y are even, then xy is divisible by 4. (d), if x and y are even, then 3x 5y is even (e) if x and y are odd, then x + y is even. rning, Inc. All Rights Reserved. May not be copied, scanned, or and Proofs (1) if x and y are odd, then 3x - 5y is eyen. (g) if x and y are odd, then xy is odd. x * (h) if x is even and y is odd, then x + y is odd. (i) if x is even and y is odd, then xy is even.