In this graph, ๐ฅ and ๐ฆ are directly proportional. This means that when ๐ฅ doubles, ๐ฆ also doubles, and when ๐ฅ triples, so does ๐ฆ. In fact, for all coordinates on this line, you could multiply or ...
Explore how to work out whether two variables are directly proportional with BBC Bitesize Maths. For students between the ages of 11 and 14. Work out whether quantities are inversely proportional, and ...
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