Proof

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Question 48

Prove algebraically that the sum of the squares of any 2 odd positive integers is always even, expressing the result in the form $2 k$ , where $k\,$ is an integer.

[2]

Proof

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Question 48

Prove algebraically that the sum of the squares of any 2 odd positive integers is always even, expressing the result in the form $2 k$ , where $k\,$ is an integer.

[2]

Proof

Question 48

Markscheme

Proof

Question 48

Markscheme

Proof

Question 48

Proof Questions

Proof

Question 48

Proof Questions