用行列式性质证明:(A1-B1,A1-B2,...A1-Bn; A2-B1,A2-B2,...A2-Bn; ...; An-B1,An-B2,...An-Bn)=0
问题描述:
用行列式性质证明:(A1-B1,A1-B2,...A1-Bn; A2-B1,A2-B2,...A2-Bn; ...; An-B1,An-B2,...An-Bn)=0
答
用行列式性质证明:(A1-B1,A1-B2,...A1-Bn; A2-B1,A2-B2,...A2-Bn; ...; An-B1,An-B2,...An-Bn)=0