By completing the square, find the coordinates of the turning point of the curve with the equation y=x2−5x−4y = x^2 - 5x - 4y=x2−5x−4
You must show all your working.
Practise Edexcel GCSE Maths Completing the Square with exam-style questions for Foundation and Higher tier. 56 questions, matched to the Edexcel GCSE Maths (1MA1) specification and written in Paper 1, Paper 2 and Paper 3 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.