\left| \begin{array} { c c } { 2 } & { 4 } \\ { - 1 } & { 2 } \end{array} \right|
Aromātai
8
Tauwehe
2^{3}
Tohaina
Kua tāruatia ki te papatopenga
det(\left(\begin{matrix}2&4\\-1&2\end{matrix}\right))
Kimihia te tau whakatau o te poukapa.
2\times 2-4\left(-1\right)
Mō te poukapa 2\times 2 \left(\begin{matrix}a&b\\c&d\end{matrix}\right), ko te ad-bc te tau whakatau.
4-4\left(-1\right)
Whakareatia 2 ki te 2.
4-\left(-4\right)
Whakareatia 4 ki te -1.
8
Tango -4 mai i 4.
Ngā Tauira
whārite tapawhā
{ x } ^ { 2 } - 4 x - 5 = 0
Āhuahanga
4 \sin \theta \cos \theta = 2 \sin \theta
whārite paerangi
y = 3x + 4
Arithmetic
699 * 533
Poukapa
\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]
whārite Simultaneous
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Whakarerekētanga
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Whakaurunga
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Ngā Tepe
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}