$$$\left[\begin{array}{ccc}3 & 2 & 2\\2 & 3 & -2\end{array}\right]\cdot \left[\begin{array}{cc}3 & 2\\2 & 3\\2 & -2\end{array}\right]$$$
Calculadora relacionada: Calculadora matricial
Sua entrada
Calcule $$$\left[\begin{array}{ccc}3 & 2 & 2\\2 & 3 & -2\end{array}\right]\cdot \left[\begin{array}{cc}3 & 2\\2 & 3\\2 & -2\end{array}\right].$$$
Solução
$$$\left[\begin{array}{ccc}{\color{SaddleBrown}3} & {\color{Chocolate}2} & {\color{DarkMagenta}2}\\{\color{Chartreuse}2} & {\color{Fuchsia}3} & {\color{OrangeRed}-2}\end{array}\right]\cdot \left[\begin{array}{cc}{\color{Chartreuse}3} & {\color{Crimson}2}\\{\color{Purple}2} & {\color{GoldenRod}3}\\{\color{DarkBlue}2} & {\color{Chocolate}-2}\end{array}\right] = \left[\begin{array}{cc}{\color{SaddleBrown}\left(3\right)}\cdot {\color{Chartreuse}\left(3\right)} + {\color{Chocolate}\left(2\right)}\cdot {\color{Purple}\left(2\right)} + {\color{DarkMagenta}\left(2\right)}\cdot {\color{DarkBlue}\left(2\right)} & {\color{SaddleBrown}\left(3\right)}\cdot {\color{Crimson}\left(2\right)} + {\color{Chocolate}\left(2\right)}\cdot {\color{GoldenRod}\left(3\right)} + {\color{DarkMagenta}\left(2\right)}\cdot {\color{Chocolate}\left(-2\right)}\\{\color{Chartreuse}\left(2\right)}\cdot {\color{Chartreuse}\left(3\right)} + {\color{Fuchsia}\left(3\right)}\cdot {\color{Purple}\left(2\right)} + {\color{OrangeRed}\left(-2\right)}\cdot {\color{DarkBlue}\left(2\right)} & {\color{Chartreuse}\left(2\right)}\cdot {\color{Crimson}\left(2\right)} + {\color{Fuchsia}\left(3\right)}\cdot {\color{GoldenRod}\left(3\right)} + {\color{OrangeRed}\left(-2\right)}\cdot {\color{Chocolate}\left(-2\right)}\end{array}\right] = \left[\begin{array}{cc}17 & 8\\8 & 17\end{array}\right]$$$
Responder
$$$\left[\begin{array}{ccc}3 & 2 & 2\\2 & 3 & -2\end{array}\right]\cdot \left[\begin{array}{cc}3 & 2\\2 & 3\\2 & -2\end{array}\right] = \left[\begin{array}{cc}17 & 8\\8 & 17\end{array}\right]$$$A