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Revise straight line graphs for Edexcel A-Level Mathematics, including gradients, equations of lines, coordinate geometry, and modelling.
Understanding the gradient-intercept form of linear equations.
Finding equations of straight lines from various information.
Understanding the relationship between gradients of parallel and perpendicular lines.
Calculating lengths and areas using coordinate geometry.
Applying linear functions to real-world problems.
Work through each topic to complete the section.