\left\{ \begin{array} { c } { 2 x _ { 1 } + 3 x _ { 2 } \leq 12 } \\ { - 2 x _ { 1 } + x _ { 2 } \geq - 4 } \\ { x _ { 1 } \geq 0 } \\ { x _ { 2 } \geq 0 } \end{array} \right.
Selesaikan untuk x_2
\left\{\begin{matrix}x_{2}\in \begin{bmatrix}2x_{1}-4,-\frac{2x_{1}}{3}+4\end{bmatrix}\text{, }&x_{1}\geq 2\text{ and }x_{1}\leq 3\\x_{2}\in \begin{bmatrix}0,-\frac{2x_{1}}{3}+4\end{bmatrix}\text{, }&x_{1}\geq 0\text{ and }x_{1}<2\end{matrix}\right.
Selesaikan untuk x_1
\left\{\begin{matrix}x_{1}\in \begin{bmatrix}0,\frac{x_{2}}{2}+2\end{bmatrix}\text{, }&x_{2}\geq 0\text{ and }x_{2}\leq 2\\x_{1}\in \begin{bmatrix}0,-\frac{3x_{2}}{2}+6\end{bmatrix}\text{, }&x_{2}>2\text{ and }x_{2}\leq 4\end{matrix}\right.
Kongsi
Disalin ke papan klip
Contoh
Persamaan kuadratik
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometri
4 \sin \theta \cos \theta = 2 \sin \theta
Persamaan linear
y = 3x + 4
Aritmetik
699 * 533
Matriks
\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]
Persamaan serentak
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Pembezaan
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Pengamiran
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Had
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}