$$$\left[\begin{array}{cc}\sqrt{6} t & 3 t^{2}\\\sqrt{6} & 6 t\end{array}\right]$$$の行列式
関連する計算機: 余因子行列計算機
入力内容
$$$\left|\begin{array}{cc}\sqrt{6} t & 3 t^{2}\\\sqrt{6} & 6 t\end{array}\right|$$$を計算せよ。
解答
2x2行列の行列式は$$$\left|\begin{array}{cc}a & b\\c & d\end{array}\right| = a d - b c$$$です。
$$$\left|\begin{array}{cc}\sqrt{6} t & 3 t^{2}\\\sqrt{6} & 6 t\end{array}\right| = \left(\sqrt{6} t\right)\cdot \left(6 t\right) - \left(3 t^{2}\right)\cdot \left(\sqrt{6}\right) = 3 \sqrt{6} t^{2}$$$
解答
$$$\left|\begin{array}{cc}\sqrt{6} t & 3 t^{2}\\\sqrt{6} & 6 t\end{array}\right| = 3 \sqrt{6} t^{2}\approx 7.348469228349534 t^{2}$$$A
Please try a new game Rotatly