The line l l\,l passes through the points A(2,3)A(2, 3)A(2,3) and B(−1,9)B(-1, 9)B(−1,9).
Find an equation for lll.
Find the exact length of ABABAB
260 exam-style questions on Edexcel A Level Maths Straight Line Graphs, covering 5.1 y = mx + c, 5.2 Equations of Straight Lines, 5.3 Parallel and Perpendicular Lines, 5.4 Length and Area, and 5.5 Modelling with Straight Lines. Each one has a worked solution and a mark scheme showing where the marks go.