$$$\left[\begin{array}{c}2 \sqrt{2}\\2 \sqrt{2}\end{array}\right]\cdot \left[\begin{array}{cc}2 \sqrt{2} & 2 \sqrt{2}\end{array}\right]$$$

La calculatrice multipliera la matrice $$$\left[\begin{array}{c}2 \sqrt{2}\\2 \sqrt{2}\end{array}\right]$$$ de dimension $$$2$$$x$$$1$$$ par la matrice $$$\left[\begin{array}{cc}2 \sqrt{2} & 2 \sqrt{2}\end{array}\right]$$$ de dimension $$$1$$$x$$$2$$$, en montrant les étapes.

Calculatrice associée: Calculatrice de matrices

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A
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A

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Votre saisie

Calculer $$$\left[\begin{array}{c}2 \sqrt{2}\\2 \sqrt{2}\end{array}\right]\cdot \left[\begin{array}{cc}2 \sqrt{2} & 2 \sqrt{2}\end{array}\right].$$$

Solution

$$$\left[\begin{array}{c}{\color{OrangeRed}2 \sqrt{2}}\\{\color{Purple}2 \sqrt{2}}\end{array}\right]\cdot \left[\begin{array}{cc}{\color{Brown}2 \sqrt{2}} & {\color{BlueViolet}2 \sqrt{2}}\end{array}\right] = \left[\begin{array}{cc}{\color{OrangeRed}\left(2 \sqrt{2}\right)}\cdot {\color{Brown}\left(2 \sqrt{2}\right)} & {\color{OrangeRed}\left(2 \sqrt{2}\right)}\cdot {\color{BlueViolet}\left(2 \sqrt{2}\right)}\\{\color{Purple}\left(2 \sqrt{2}\right)}\cdot {\color{Brown}\left(2 \sqrt{2}\right)} & {\color{Purple}\left(2 \sqrt{2}\right)}\cdot {\color{BlueViolet}\left(2 \sqrt{2}\right)}\end{array}\right] = \left[\begin{array}{cc}8 & 8\\8 & 8\end{array}\right]$$$

Réponse

$$$\left[\begin{array}{c}2 \sqrt{2}\\2 \sqrt{2}\end{array}\right]\cdot \left[\begin{array}{cc}2 \sqrt{2} & 2 \sqrt{2}\end{array}\right] = \left[\begin{array}{cc}8 & 8\\8 & 8\end{array}\right]$$$A


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