|
|
|
|
|
|
|
|
|
|
|
|
Determinante von $$$\left[\begin{array}{cc}2 & 3\\8 & 9\end{array}\right]$$$
Verwandter Rechner: Kofaktormatrix-Rechner
Ihre Eingabe
Berechne $$$\left|\begin{array}{cc}2 & 3\\8 & 9\end{array}\right|$$$.
Lösung
Die Determinante einer 2x2-Matrix ist $$$\left|\begin{array}{cc}a & b\\c & d\end{array}\right| = a d - b c$$$.
$$$\left|\begin{array}{cc}2 & 3\\8 & 9\end{array}\right| = \left(2\right)\cdot \left(9\right) - \left(3\right)\cdot \left(8\right) = -6$$$
Antwort
$$$\left|\begin{array}{cc}2 & 3\\8 & 9\end{array}\right| = -6$$$A
Please try a new game Rotatly