[单选题]设 A , B都是 n 阶可逆矩阵，且 AB =BA，则下列结论中不正确的是（ ）。
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2023-11-01 15:11:10|
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[单选题]设 A , B都是 n 阶可逆矩阵，且 AB =BA，则下列结论中不正确的是（ ）。
A.B<sup>-1</sup>A= A<sup>-1</sup>B
B.A<sup>-1</sup>B= BA<sup>-1</sup>
C.A<sup>-1</sup>B<sup>-1</sup>= B<sup>-1</sup>A<sup>-1</sup>
D.AB<sup>-1</sup>=B<sup>-1</sup>A
A.B<sup>-1</sup>A= A<sup>-1</sup>B
B.A<sup>-1</sup>B= BA<sup>-1</sup>
C.A<sup>-1</sup>B<sup>-1</sup>= B<sup>-1</sup>A<sup>-1</sup>
D.AB<sup>-1</sup>=B<sup>-1</sup>A
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