Factorise fully 30a2+40ab30a^2 + 40ab30a2+40ab
Solve 3(g+9)=213(g + 9) = 213(g+9)=21
Practise CIE IGCSE Maths Expanding and Factorising with exam-style questions for Core and Extended tier. 21 questions, matched to the CIE IGCSE Maths (0580) specification and written in Paper 1 and Paper 3 (Core) or Paper 2 and Paper 4 (Extended) 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.