Back to Represent systems as matrix equations — Problem 2 · Task Set 45

HSA.REI.C.8 Tutor Intake — Matrix Equations

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Grade 9·8 problems·~13 min·Common Core Math - HS Algebra·standard·hsa-rei-c-8

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Procedures

Compute $Ax$ where $A = \begin{bmatrix}2 & 3\\1 & -1\end{bmatrix}$ and
$x = \begin{bmatrix}2\\1\end{bmatrix}$ .

$\begin{bmatrix}7\\1\end{bmatrix}$

$\begin{bmatrix}4\\-1\end{bmatrix}$

$\begin{bmatrix}4&6\\2&-1\end{bmatrix}$

$\begin{bmatrix}7\\3\end{bmatrix}$