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10 cards from this deck
An irrational root of a rational number
Irrational numbers
A surd
Treat them like unknowns in algebra
a×b=ab\sqrt{a} \times \sqrt{b} = \sqrt{ab}a×b=ab
4×3=12\sqrt{4} \times \sqrt{3} = \sqrt{12}4×3=12
353\sqrt{5}35
Break into prime factors, extract integers, rebuild remainder
Write both bases as same number, then equate powers
Largest square factor
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