Prove that the sum of two odd numbers is even

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Question: 1. Prove that the sum of two even numbers n1 and n2 is also even.

2. Prove that the sum of two odd numbers n1 and n2 is even.

3. You are assigned to communicate with a truly ancient computer. You must do this by telephone by shouting binary digits over the line, in clumps of eight digits. How many different eight-digit binary strings are there to shout?

Reference no: EM131584502

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