Aromātai
3-2\sqrt{2}\approx 0.171572875
Whakaroha
3-2\sqrt{2}
Tohaina
Kua tāruatia ki te papatopenga
\left(\sqrt{2}\right)^{2}-2\sqrt{2}+1
Whakamahia te ture huarua \left(a-b\right)^{2}=a^{2}-2ab+b^{2} hei whakaroha \left(\sqrt{2}-1\right)^{2}.
2-2\sqrt{2}+1
Ko te pūrua o \sqrt{2} ko 2.
3-2\sqrt{2}
Tāpirihia te 2 ki te 1, ka 3.
\left(\sqrt{2}\right)^{2}-2\sqrt{2}+1
Whakamahia te ture huarua \left(a-b\right)^{2}=a^{2}-2ab+b^{2} hei whakaroha \left(\sqrt{2}-1\right)^{2}.
2-2\sqrt{2}+1
Ko te pūrua o \sqrt{2} ko 2.
3-2\sqrt{2}
Tāpirihia te 2 ki te 1, ka 3.
Ngā Tauira
whārite tapawhā
{ x } ^ { 2 } - 4 x - 5 = 0
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Poukapa
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whārite Simultaneous
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Whakarerekētanga
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Whakaurunga
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Ngā Tepe
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