Luacháil (complex solution)
\frac{ℓ_{2}}{x}-3=\frac{y}{2}-\frac{2}{3}\text{ and }\frac{y}{2}-\frac{2}{3}=\frac{1}{2}-2z
Réitigh do x.
\left\{\begin{matrix}x=\frac{2ℓ_{2}}{7-4z}\text{, }&ℓ_{2}\neq 0\text{ and }y=\frac{7}{3}-4z\text{ and }z\neq \frac{7}{4}\\x\neq 0\text{, }&y=-\frac{14}{3}\text{ and }ℓ_{2}=0\text{ and }z=\frac{7}{4}\end{matrix}\right.
Réitigh do ℓ_2.
ℓ_{2}=\frac{x\left(7-4z\right)}{2}
x\neq 0\text{ and }y=\frac{7}{3}-4z
Tráth na gCeist
5 fadhbanna cosúil le:
\ell _ { 2 } : x - 3 = \frac { 3 y - 4 } { 6 } = \frac { 1 - 4 z } { 2 }
Roinn
Cóipeáladh go dtí an ghearrthaisce
Samplaí
Cothromóid chearnach
{ x } ^ { 2 } - 4 x - 5 = 0
Triantánacht
4 \sin \theta \cos \theta = 2 \sin \theta
Cothromóid líneach
y = 3x + 4
Uimhríocht
699 * 533
Maitrís
\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]
Cothromóid chomhuaineach
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Difreáil
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Comhtháthú
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Teorainneacha
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}