01-Irrationalnums


 * Rational and Irrational Numbers **


 * 1A Fractions (revision)
 * 1B Finite and Recurring Decimals
 * 1C Irrational Numbers
 * 1D Simplifying Surds
 * 1E Adding & Subtracting Surds
 * 1F Multiplying & Dividing Surds
 * 1G Rationalising the Denominator

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