\left\{ \begin{array} { l } { \alpha ^ { 2 } = 4 \alpha + 3 } \\ { \beta ^ { 2 } = 4 \beta + 3 } \end{array} \right.
Ebatzi: α, β
\alpha =2-\sqrt{7}\approx -0.645751311\text{, }\beta =2-\sqrt{7}\approx -0.645751311
\alpha =2-\sqrt{7}\approx -0.645751311\text{, }\beta =\sqrt{7}+2\approx 4.645751311
\alpha =\sqrt{7}+2\approx 4.645751311\text{, }\beta =2-\sqrt{7}\approx -0.645751311
\alpha =\sqrt{7}+2\approx 4.645751311\text{, }\beta =\sqrt{7}+2\approx 4.645751311
Partekatu
Kopiatu portapapeletan
Adibideak
Ekuazio koadratikoa
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometria
4 \sin \theta \cos \theta = 2 \sin \theta
Ekuazio lineala
y = 3x + 4
Aritmetika
699 * 533
Matrizea
\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]
Aldibereko ekuazioa
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Diferentziazioa
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integrazioa
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Mugak
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}