Aromātai
18-3\sqrt{2}\approx 13.757359313
Tohaina
Kua tāruatia ki te papatopenga
3\sqrt{2}+3\sqrt{2}\sqrt{2}\sqrt{9}-2\sqrt{18}
Tauwehea te 18=2\times 9. Tuhia anō te pūtake rua o te hua \sqrt{2\times 9} hei hua o ngā pūtake rua \sqrt{2}\sqrt{9}.
3\sqrt{2}+3\times 2\sqrt{9}-2\sqrt{18}
Whakareatia te \sqrt{2} ki te \sqrt{2}, ka 2.
3\sqrt{2}+6\sqrt{9}-2\sqrt{18}
Whakareatia te 3 ki te 2, ka 6.
3\sqrt{2}+6\times 3-2\sqrt{18}
Tātaitia te pūtakerua o 9 kia tae ki 3.
3\sqrt{2}+18-2\sqrt{18}
Whakareatia te 6 ki te 3, ka 18.
3\sqrt{2}+18-2\times 3\sqrt{2}
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}.
3\sqrt{2}+18-6\sqrt{2}
Whakareatia te -2 ki te 3, ka -6.
-3\sqrt{2}+18
Pahekotia te 3\sqrt{2} me -6\sqrt{2}, ka -3\sqrt{2}.
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