Prove algebraically that the product of any two odd positive integers is always an odd integer.
Practise Eduqas GCSE Maths Proof with exam-style questions for Foundation and Higher tier. 56 questions, matched to the Eduqas GCSE Maths (C300QS) specification and written in Component 1 and Component 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.