Aromātai
\frac{4\sqrt{21}}{21}\approx 0.872871561
Tohaina
Kua tāruatia ki te papatopenga
\frac{\sqrt{16}}{\sqrt{21}}
Tuhia anō te pūtake rua o te whakawehenga \sqrt{\frac{16}{21}} hei whakawehenga o ngā pūtake rua \frac{\sqrt{16}}{\sqrt{21}}.
\frac{4}{\sqrt{21}}
Tātaitia te pūtakerua o 16 kia tae ki 4.
\frac{4\sqrt{21}}{\left(\sqrt{21}\right)^{2}}
Whakangāwaritia te tauraro o \frac{4}{\sqrt{21}} mā te whakarea i te taurunga me te tauraro ki te \sqrt{21}.
\frac{4\sqrt{21}}{21}
Ko te pūrua o \sqrt{21} ko 21.
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
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Whakaurunga
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Ngā Tepe
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}