Solve 7x2=4x+27x^2 = 4x + 27x2=4x+2
Give your solutions correct to 3 significant figures.
Practise AQA GCSE Maths Quadratic Formula with exam-style questions for Foundation and Higher tier. 49 questions, matched to the AQA GCSE Maths (8300) 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.