\left| \begin{array} { r r } { - 12 } & { 6 } \\ { 4 } & { - 12 } \end{array} \right|
Baholash
120
Omil
2^{3}\times 3\times 5
Baham ko'rish
Klipbordga nusxa olish
det(\left(\begin{matrix}-12&6\\4&-12\end{matrix}\right))
Matritsaning aniqlovchisini topish.
-12\left(-12\right)-6\times 4
\left(\begin{matrix}a&b\\c&d\end{matrix}\right) 2\times 2 matritsasi uchun, determinant ad-bc.
144-6\times 4
-12 ni -12 marotabaga ko'paytirish.
144-24
6 ni 4 marotabaga ko'paytirish.
120
144 dan 24 ni ayirish.
Misollar
Ikkilik tenglama
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometriya
4 \sin \theta \cos \theta = 2 \sin \theta
Chiziqli tenglama
y = 3x + 4
Arifmetik
699 * 533
Matritsa
\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]
Simli tenglama
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differensatsiya
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Oʻngga
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Chegaralar
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}