Algebra 2 Quiz
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SYSTEMS OF EQUATIONS
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Use technology to compute A−1 and solve AX=B using X=A−1B.
$
A=\begin{bmatrix}4&0&1\\2&1&0\\0&3&1\end{bmatrix},\quad
B=\begin{bmatrix}9\\5\\9\end{bmatrix}
$
What is X?
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