Rasionalkan pecahan √2/4-3√3
Matematika
Sgyjai
Pertanyaan
Rasionalkan pecahan √2/4-3√3
1 Jawaban
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1. Jawaban Anonyme
Bab Bilangan Irrasional
Matematika SMP Kelas IX
√2 / (4 - 3√3) = (√2 / (4 - 3√3)) . (4 + 3√3)/(4 + 3√3)
= (4√2 + 3√6)/(4² - (3√3)²)
= (4√2 + 3√6)/(16 - 9 . 3)
= (4√2 + 3√6) / (-11)
= -1/11 . (4√2 + 3√6)