Write x2+8x+5x^2 + 8x + 5x2+8x+5 in the form (x+a)2+b(x + a)^2 + b(x+a)2+b where a a\,a and b b\,b are integers.
Hence, or otherwise, write down the coordinates of the turning point of the graph of y=x2+8x+5y = x^2 + 8x + 5y=x2+8x+5
Practise Oxford AQA IGCSE Maths Completing the Square with exam-style questions for Core and Extended tier. 14 questions, matched to the Oxford AQA IGCSE Maths (9260) specification and written in Paper 1 and Paper 2 (Core: 1C and 2C; Extension: 1E and 2E) 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.