Solve 2x+1−kx+2=1\displaystyle \frac{2}{x + 1} - \frac{k}{x + 2} = 1x+12−x+2k=1 in terms of kkk, where k≠0k \ne 0k=0, giving your answers in exact form.
255 exam-style questions on OCR GCSE Maths Algebraic Fractions. Each one has a worked solution and a mark scheme showing where the marks go.