线性代数示例

$[\begin{array}{c} 7 & 8 \end{array}]$

解题步骤 1

Multiply each element of $R_{1}$ by $\frac{1}{7}$ to make the entry at $1, 1$ a $1$ .

$[\begin{array}{c} \frac{7}{7} & \frac{8}{7} \end{array}]$

解题步骤 2

化简 $R_{1}$ 。

$[\begin{array}{c} 1 & \frac{8}{7} \end{array}]$

线性代数 示例