A、<img src="https://img.ppkao.com/2017-05/kuangfengjiao/2017051116551476945.png">
B、<img src="https://img.ppkao.com/2017-05/kuangfengjiao/2017051116552197244.png">
C、<img src="https://img.ppkao.com/2017-05/kuangfengjiao/2017051116552957672.png">
D、<img src="https://img.ppkao.com/2017-05/kuangfengjiao/201705111655338632.png">
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试题解析
满足aij=aji的方阵为对称矩阵,四个选项中只有(D)满足