I need help proving this question which has 2 parts If you can explain how to do it on paper step by step it will help me to better understand to what to do Thank you in advanced A Prove (using direct proof) that if n and m are odd integers, then n 2 m 2 is even B Prove by contraposition that given that if 8x 5 is irrational, then x is irrational

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Question: I need help proving this question which has 2 parts. If you can explain how to do it on paper step by step it will

I need help proving this question which has 2 parts. If you can explain how to do it on paper step by step it will help me to better understand to what to do. Thank you in advanced.

Prove (using direct proof) that if n and m are odd integers, then n^2-m^2 is even.

Prove by contraposition that given that if 8x/5 is irrational, then x is irrational.

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