Junior Cycle · Number Theory
Lesson 5 of 5
JCHL Number Theory 5: Surds
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- Know the square numbers (4, 9, 16, 25, 36, …) — they make surds simpler
- To simplify a surd: split it using the LARGEST square number that divides in, then square-root that part
- To multiply surds: multiply the numbers outside together, and the numbers inside the roots together
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