By completing the square, find the coordinates of the turning point of the curve with the equation y=x2−x+8y = x^2 - x + 8y=x2−x+8 You must show all your working.
Practise Edexcel IGCSE Maths Completing the Square with exam-style questions for IGCSE Maths. 14 questions, matched to the Edexcel IGCSE Maths (4MA1) specification and written in Paper 1 and Paper 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.