Aromātai
5\sqrt{2}\approx 7.071067812
Tohaina
Kua tāruatia ki te papatopenga
\sqrt{10}\left(2\sqrt{5}-\sqrt{5}\right)
Tauwehea te 20=2^{2}\times 5. Tuhia anō te pūtake rua o te hua \sqrt{2^{2}\times 5} hei hua o ngā pūtake rua \sqrt{2^{2}}\sqrt{5}. Tuhia te pūtakerua o te 2^{2}.
\sqrt{10}\sqrt{5}
Pahekotia te 2\sqrt{5} me -\sqrt{5}, ka \sqrt{5}.
\sqrt{5}\sqrt{2}\sqrt{5}
Tauwehea te 10=5\times 2. Tuhia anō te pūtake rua o te hua \sqrt{5\times 2} hei hua o ngā pūtake rua \sqrt{5}\sqrt{2}.
5\sqrt{2}
Whakareatia te \sqrt{5} ki te \sqrt{5}, ka 5.
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