2 English proofs Prove or disprove the following claims using an English proof. Be sure to state which proof strategy yo

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2 English Proofs Prove Or Disprove The Following Claims Using An English Proof Be Sure To State Which Proof Strategy Yo 1 (242.91 KiB) Viewed 24 times

2 English proofs Prove or disprove the following claims using an English proof. Be sure to state which proof strategy you are using and your assumptions. Even(x) = 3k(x = 2k) and Odd(x) = 3k(x = 2k + 1). You may also use that an integer is either even or odd without proof a) Prove or disprove that if n is even then n² is even tibor Bid &
b) Prove or disprove that if n² + 3n+ 5 is even then n is even.