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cyberic, 1 year ago Quick Proof: Let k be an even number, then (k +1) is odd. (k +1) + (k+1) = k + 1 + k + 1 = 2k + 2 which will be even.
Quick Proof: Let k be an even number, then (k +1) is odd.
(k +1) + (k+1) = k + 1 + k + 1 = 2k + 2 which will be even.
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