Rasionalkan 10 per akar 13 + akar 8

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Rasionalkan 10 per akar 13 + akar 8

Jawaban Terkonfirmasi

Rationalizing.

displaystyle frac{10}{sqrt{13}+sqrt{8}}\ = frac{10}{sqrt{13}+sqrt{8}}~ frac{sqrt{13}-sqrt{8}}{sqrt{13}-sqrt{8}}\ =frac{10(sqrt{13}-sqrt{8})}{5}\=2sqrt{13}-4sqrt{2}