Linear Algebra Examples

$2 [\begin{array}{c} 1 & 0 & - 3 & 2 \\ 4 & 1 & - 2 & 5 \\ 2 & 1 & 4 & 1 \end{array}]$

Step 1

Multiply $2$ by each element of the matrix.

$[\begin{array}{c} 2 \cdot 1 & 2 \cdot 0 & 2 \cdot - 3 & 2 \cdot 2 \\ 2 \cdot 4 & 2 \cdot 1 & 2 \cdot - 2 & 2 \cdot 5 \\ 2 \cdot 2 & 2 \cdot 1 & 2 \cdot 4 & 2 \cdot 1 \end{array}]$

Step 2

Simplify each element in the matrix.

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Step 2.1

Multiply $2$ by $1$ .

$[\begin{array}{c} 2 & 2 \cdot 0 & 2 \cdot - 3 & 2 \cdot 2 \\ 2 \cdot 4 & 2 \cdot 1 & 2 \cdot - 2 & 2 \cdot 5 \\ 2 \cdot 2 & 2 \cdot 1 & 2 \cdot 4 & 2 \cdot 1 \end{array}]$

Step 2.2

Multiply $2$ by $0$ .

$[\begin{array}{c} 2 & 0 & 2 \cdot - 3 & 2 \cdot 2 \\ 2 \cdot 4 & 2 \cdot 1 & 2 \cdot - 2 & 2 \cdot 5 \\ 2 \cdot 2 & 2 \cdot 1 & 2 \cdot 4 & 2 \cdot 1 \end{array}]$

Step 2.3

Multiply $2$ by $- 3$ .

$[\begin{array}{c} 2 & 0 & - 6 & 2 \cdot 2 \\ 2 \cdot 4 & 2 \cdot 1 & 2 \cdot - 2 & 2 \cdot 5 \\ 2 \cdot 2 & 2 \cdot 1 & 2 \cdot 4 & 2 \cdot 1 \end{array}]$

Step 2.4

Multiply $2$ by $2$ .

$[\begin{array}{c} 2 & 0 & - 6 & 4 \\ 2 \cdot 4 & 2 \cdot 1 & 2 \cdot - 2 & 2 \cdot 5 \\ 2 \cdot 2 & 2 \cdot 1 & 2 \cdot 4 & 2 \cdot 1 \end{array}]$

Step 2.5

Multiply $2$ by $4$ .

$[\begin{array}{c} 2 & 0 & - 6 & 4 \\ 8 & 2 \cdot 1 & 2 \cdot - 2 & 2 \cdot 5 \\ 2 \cdot 2 & 2 \cdot 1 & 2 \cdot 4 & 2 \cdot 1 \end{array}]$

Step 2.6

Multiply $2$ by $1$ .

$[\begin{array}{c} 2 & 0 & - 6 & 4 \\ 8 & 2 & 2 \cdot - 2 & 2 \cdot 5 \\ 2 \cdot 2 & 2 \cdot 1 & 2 \cdot 4 & 2 \cdot 1 \end{array}]$

Step 2.7

Multiply $2$ by $- 2$ .

$[\begin{array}{c} 2 & 0 & - 6 & 4 \\ 8 & 2 & - 4 & 2 \cdot 5 \\ 2 \cdot 2 & 2 \cdot 1 & 2 \cdot 4 & 2 \cdot 1 \end{array}]$

Step 2.8

Multiply $2$ by $5$ .

$[\begin{array}{c} 2 & 0 & - 6 & 4 \\ 8 & 2 & - 4 & 10 \\ 2 \cdot 2 & 2 \cdot 1 & 2 \cdot 4 & 2 \cdot 1 \end{array}]$

Step 2.9

Multiply $2$ by $2$ .

$[\begin{array}{c} 2 & 0 & - 6 & 4 \\ 8 & 2 & - 4 & 10 \\ 4 & 2 \cdot 1 & 2 \cdot 4 & 2 \cdot 1 \end{array}]$

Step 2.10

Multiply $2$ by $1$ .

$[\begin{array}{c} 2 & 0 & - 6 & 4 \\ 8 & 2 & - 4 & 10 \\ 4 & 2 & 2 \cdot 4 & 2 \cdot 1 \end{array}]$

Step 2.11

Multiply $2$ by $4$ .

$[\begin{array}{c} 2 & 0 & - 6 & 4 \\ 8 & 2 & - 4 & 10 \\ 4 & 2 & 8 & 2 \cdot 1 \end{array}]$

Step 2.12

Multiply $2$ by $1$ .

$[\begin{array}{c} 2 & 0 & - 6 & 4 \\ 8 & 2 & - 4 & 10 \\ 4 & 2 & 8 & 2 \end{array}]$