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Rational and Irrational Numbers
Mathematics · Chapter 1 · 1. Pure Arithmetic
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- Rational and irrational numbers as real numbers; their place in the number system
- Proofs of irrationality of sqrt(2), sqrt(3) and sqrt(5)
- Representing rational and irrational numbers on the number line
- Surds: meaning, order and simplification
- Rationalising the denominator of an expression