Find the values of x x\,x satisfying both x2−4x−5<0x^2-4x-5<0x2−4x−5<0 and 2x+1≥02x+1\geq02x+1≥0.
8 exam-style questions on CCEA A Level Maths 1.1.9 Algebra and functions. Each one has a worked solution and a mark scheme showing where the marks go.