中央111 離散數學與線性代數第15題｜線性代數 Ch2 行列式

線性代數›Ch2 行列式

第 18 題／共 18 題

18. Determinant

#LA-02-018中Determinant

The determinant of the following matrix $A$ is M.

A = \begin{bmatrix} 1 & -1 & 8 & 4 & 2 \\ 2 & 6 & 0 & -4 & 3 \\ 2 & 0 & 2 & 6 & 2 \\ 0 & 2 & 8 & 0 & 0 \\ 0 & 1 & 1 & 2 & 2 \end{bmatrix}

The determinant of the following matrix $B$ is N.

B = \begin{bmatrix} 1.25 & 1 & 1 & 1 \\ 1 & 1.2 & 1 & 1 \\ 1 & 1 & 1.1 & 1 \\ 1 & 1 & 1 & 1.5 \end{bmatrix}

$K = \left|\frac{M}{N}\right| \times \frac{1}{10000}$ . Which of the following is the range of K?

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