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Introduktion til rationale og irrationale tal

Lær forskellen mellem rationale og irrationale tal. Hvordan du genkender dem samt hvorfor nogle af de mest berømte tal i matematik, som pi og e, er irrationale tal. Viste du, at der altid er et irrationalt tal mellem to vilkårlige rationale tal? Lavet af Sal Khan.

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Forstår du engelsk? Klik her for at se flere diskussioner på Khan Academys engelske side.

Video udskrift

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