设A,B为三阶矩阵，且|A|=2，|B|=3，，则( ) - 查题网

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成人高等教育 / 工程数学

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设A,B为三阶矩阵，且|A|=2，|B|=3， $\left| { A }^{ -1 }+2 \right| =2$ ，则 $\left| A+{ B }^{ -1 } \right| =$ ( )

A、
4/3
B、
2
C、
1
D、
4

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工程数学

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