The gradient of a straight line describes the slope or steepness of the line. \(\text{Gradient =}~\frac{change~in~y}{change~in~x}\) To determine the gradient of a line: choose any two points on the ...
Find the refreshed revision resources for GCSE Maths: Parallel and perpendicular lines, with step-by-step slideshows, quizzes, practice exam questions, and more! The graphs above, \(y = 2x + 1\) and \ ...
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