rasionalkan 4√3 / 6 + 3√5 =
Matematika
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rasionalkan 4√3 / 6 + 3√5 =
1 Jawaban
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1. Jawaban AlfandyGulo
Mapel : Matematika
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[tex] = \frac{4 \sqrt{3} }{ 6 + 3 \sqrt{5} } \times \frac{6 - 3 \sqrt{5} }{6 - 3 \sqrt{5} } \\ \\ = \frac{24 \sqrt{3} - 12 \sqrt{15} }{36 - 45} \\ \\ = \frac{24 \sqrt{3} - 12 \sqrt{15} }{ - 9} \\ \\ = \frac{4}{3} \sqrt{15} - \frac{8}{3} \sqrt{3} [/tex]