Whakaoti mō n
n=36
Tohaina
Kua tāruatia ki te papatopenga
3n=20n-612
Whakareatia ngā taha e rua o te whārite ki te 4.
3n-20n=-612
Tangohia te 20n mai i ngā taha e rua.
-17n=-612
Pahekotia te 3n me -20n, ka -17n.
n=\frac{-612}{-17}
Whakawehea ngā taha e rua ki te -17.
n=36
Whakawehea te -612 ki te -17, kia riro ko 36.
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
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Ngā Tepe
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}