← 1.5 Formulae and Variations

Graphs of direct and inverse variation

Mathematics · Grade 11 · about 40 minutes

Plot y = 2x as a straight line through the origin, and y = 12/x as a curve whose coordinates multiply to 12.

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  • 8 sections of explanation, worked examples and diagrams
  • 1 practice task with hints and worked answers
  • A quiz that marks itself as you go
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