Aromātai
13\sqrt{2}\approx 18.384776311
Tohaina
Kua tāruatia ki te papatopenga
7\sqrt{2}-3\times 2\sqrt{2}+4\sqrt{18}
Tauwehea te 8=2^{2}\times 2. Tuhia anō te pūtake rua o te hua \sqrt{2^{2}\times 2} hei hua o ngā pūtake rua \sqrt{2^{2}}\sqrt{2}. Tuhia te pūtakerua o te 2^{2}.
7\sqrt{2}-6\sqrt{2}+4\sqrt{18}
Whakareatia te -3 ki te 2, ka -6.
\sqrt{2}+4\sqrt{18}
Pahekotia te 7\sqrt{2} me -6\sqrt{2}, ka \sqrt{2}.
\sqrt{2}+4\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}.
\sqrt{2}+12\sqrt{2}
Whakareatia te 4 ki te 3, ka 12.
13\sqrt{2}
Pahekotia te \sqrt{2} me 12\sqrt{2}, ka 13\sqrt{2}.
Ngā Tauira
whārite tapawhā
{ x } ^ { 2 } - 4 x - 5 = 0
Āhuahanga
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whārite paerangi
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Arithmetic
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Poukapa
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
whārite Simultaneous
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Whakarerekētanga
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Whakaurunga
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Ngā Tepe
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}