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Materi; Bentuk Akar.Pembahasan terlampir
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Mapel : MatematikaKelas : IX SMP
Bab : Bilangan Irasional
Pembahasan :
(3 + √3)/(3 - √3)
= (3 + √3)/(3 - √3) . (3 + √3)/(3 + √3)
= (3 + √3)²/(9 - 3)
= (9 + 6√3 + 3)/6
= (12 + 6√3)/6
= 2 + √3