Question

Prove that the sum of 2 odd numbers is always even by 2 different methods​

Answer 1

Answer:

Let the two odd numbers be, 2a+1 and 2b+1. So, 2a+1 + 2b+1 = 2(a+b)+2 = 2(a+b+1), which is even. Hence, proven.

Step-by-step explanation:

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Answer 2

Answer:

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