This is a whole lesson introducing the topic of Surds and Simplifying Surds. It goes into a lot of detail on what surds are, the difference between irrational and rational numbers and how to simplify ...
Rationalise the denominator of \(\frac{\sqrt{8}}{\sqrt{6}}\). The denominator can be rationalised by multiplying the numerator and denominator by √6. (This has the ...
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