Aromātai
20\sqrt{2}-2\sqrt{5}\approx 23.812135292
Tohaina
Kua tāruatia ki te papatopenga
5\times 3\sqrt{2}+\sqrt{50}-\sqrt{125}+3\sqrt{5}
Tauwehea te 18=3^{2}\times 2. Tuhia anō te pūtake rua o te hua \sqrt{3^{2}\times 2} hei hua o ngā pūtake rua \sqrt{3^{2}}\sqrt{2}. Tuhia te pūtakerua o te 3^{2}.
15\sqrt{2}+\sqrt{50}-\sqrt{125}+3\sqrt{5}
Whakareatia te 5 ki te 3, ka 15.
15\sqrt{2}+5\sqrt{2}-\sqrt{125}+3\sqrt{5}
Tauwehea te 50=5^{2}\times 2. Tuhia anō te pūtake rua o te hua \sqrt{5^{2}\times 2} hei hua o ngā pūtake rua \sqrt{5^{2}}\sqrt{2}. Tuhia te pūtakerua o te 5^{2}.
20\sqrt{2}-\sqrt{125}+3\sqrt{5}
Pahekotia te 15\sqrt{2} me 5\sqrt{2}, ka 20\sqrt{2}.
20\sqrt{2}-5\sqrt{5}+3\sqrt{5}
Tauwehea te 125=5^{2}\times 5. Tuhia anō te pūtake rua o te hua \sqrt{5^{2}\times 5} hei hua o ngā pūtake rua \sqrt{5^{2}}\sqrt{5}. Tuhia te pūtakerua o te 5^{2}.
20\sqrt{2}-2\sqrt{5}
Pahekotia te -5\sqrt{5} me 3\sqrt{5}, ka -2\sqrt{5}.
Ngā Tauira
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