Linear Algebra Examples

$[\begin{array}{c} 43 \\ 3.9 \\ d \end{array}] \cdot [\begin{array}{c} 1 & 1 & 1 \\ 0.1 & 0.05 & 0.2 \\ 0 & 0 & 3 \end{array}]$

Step 1

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$[\begin{array}{c} 43 \\ 3.9 \\ d \end{array}] \cdot [\begin{array}{c} 1 & 1 & 1 \\ 0.1 & 0.05 & 0.2 \\ 0 & 0 & 3 \end{array}]$