Gradient and direct proportion
Linear relations
Essential Mathematics Year 9
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This is another video in the Year 9 Mathematics series relating to linear equations and linear relations. Having looked at what gradient is, and how to find it, we look at what it means to be a straight line. I look at rates of change (which are gradients) and what it means to be directly proportional. There are some worked examples (including real world problems) all explained in an easy to understand way,

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