Réitigh do x.
\left\{\begin{matrix}x<1\text{, }&\left(a<-1\text{ and }u=-1\right)\text{ or }\left(u>a\text{ and }u<-1\right)\\x<\frac{a+1}{u+1}\text{, }&u\leq a\text{ and }u<-1\\x\in \left(\frac{a+1}{u+1},1\right)\text{, }&\left(u>a\text{ and }a>-1\right)\text{ or }\left(u>-1\text{ and }a\leq -1\right)\end{matrix}\right.
Réitigh do u.
\left\{\begin{matrix}u<\frac{1+a-x}{x}\text{, }&x<0\\u\in \mathrm{R}\text{, }&a<-1\text{ and }x=0\\u>\frac{1+a-x}{x}\text{, }&x>0\text{ and }x<1\end{matrix}\right.
Graf
Tráth na gCeist
Algebra
5 fadhbanna cosúil le:
\left. \begin{array} { c } { ( 1 + u ) x > 1 + a } \\ { x < 1 } \end{array} \right.
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}