Proof

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Question 25

Prove that the sum of the squares of any two consecutive integers, $k\,$ and $(k + 1)$ , is always an odd number, giving your answer in terms of $k$ .

[3]

Proof

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Question 25

Prove that the sum of the squares of any two consecutive integers, $k\,$ and $(k + 1)$ , is always an odd number, giving your answer in terms of $k$ .

[3]

Proof

Question 25

Markscheme

Proof

Question 25

Markscheme

Proof

Question 25

Proof Questions

Proof

Question 25

Proof Questions