Express 4x2+12x+11(x−1)(x+2)2\displaystyle \frac{4x^2 + 12x + 11}{(x-1)(x+2)^2}(x−1)(x+2)24x2+12x+11 in partial fractions
25 exam-style questions on Edexcel A Level Maths 1.4 Repeated Factors. Each one has a worked solution and a mark scheme showing where the marks go.