Express 3x−1+1x+2−1(x+2)2\displaystyle \frac{3}{x-1} + \frac{1}{x+2} - \frac{1}{(x+2)^2}x−13+x+21−(x+2)21 as a single fraction
368 exam-style questions on Edexcel A Level Maths Algebraic Methods, covering 1.1 Proof by Contradiction, 1.2 Algebraic Fractions, 1.3 Partial Fractions, 1.4 Repeated Factors, and 1.5 Algebraic Division. Each one has a worked solution and a mark scheme showing where the marks go.