The solution of x2≤k x^2 \leq k\,x2≤k is −10≤x≤10-10 \leq x \leq 10−10≤x≤10. Find the value of kkk.
194 exam-style questions on Eduqas GCSE Maths Quadratic Inequalities. Each one has a worked solution and a mark scheme showing where the marks go.