A-Level Maths - Pure Yr1
Edexcel 8MA0

alevel@mkcollege.ac.uk

DIRECT PROOFS - DISCRETE MATHEMATICS
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Can You Prove that if x2+y2 is even, then x+y is even.
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A-Level Maths: A1-08 [Introducing Disproof by Counter Example]
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A-Level Maths: A1-04 [Introducing Proof by Exhaustion]
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