Réitigh do x. (complex solution)
\left\{\begin{matrix}x=-\frac{y-2}{y_{2}}\text{, }&y_{2}\neq 0\\x\in \mathrm{C}\text{, }&y=2\text{ and }y_{2}=0\end{matrix}\right.
Réitigh do x.
\left\{\begin{matrix}x=-\frac{y-2}{y_{2}}\text{, }&y_{2}\neq 0\\x\in \mathrm{R}\text{, }&y=2\text{ and }y_{2}=0\end{matrix}\right.
Réitigh do y.
y=2-xy_{2}
Graf
Tráth na gCeist
Linear Equation
5 fadhbanna cosúil le:
y 2 x + y = 2
Roinn
Cóipeáladh go dtí an ghearrthaisce
y_{2}x=2-y
Bain y ón dá thaobh.
\frac{y_{2}x}{y_{2}}=\frac{2-y}{y_{2}}
Roinn an dá thaobh faoi y_{2}.
x=\frac{2-y}{y_{2}}
Má roinntear é faoi y_{2} cuirtear an iolrúchán faoi y_{2} ar ceal.
y_{2}x=2-y
Bain y ón dá thaobh.
\frac{y_{2}x}{y_{2}}=\frac{2-y}{y_{2}}
Roinn an dá thaobh faoi y_{2}.
x=\frac{2-y}{y_{2}}
Má roinntear é faoi y_{2} cuirtear an iolrúchán faoi y_{2} ar ceal.
y=2-y_{2}x
Bain y_{2}x ón dá thaobh.
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}