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Khan Academy View : Topic - Rational and irrational numbers
Proof that rational times irrational is irrational | Algebra I | Khan Academy
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domain:Mathematicssubject:Algebra Itopic:Rational and irrational numbers282 Reads
Recognizing rational and irrational expressions example | Algebra I | Khan Academy
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domain:Mathematicssubject:Algebra Itopic:Rational and irrational numbers305 Reads