若行列式,则(    )

若行列式,则(    )

题型:上海市模拟题难度:来源:
若行列式,则(    )
答案
2或
举一反三
若线性方程组的增广矩阵为,则其对应的线性方程组是(    )
题型:上海市模拟题难度:| 查看答案
若行列式,则(    )
题型:上海市模拟题难度:| 查看答案
若矩阵data:image/png;base64,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满足下列条件:①每行中的四个数所构成的集合均为{1,2,3,4};②四列中有且只有两列的上下两数是相同的.则这样的不同矩阵的个数为(  )
题型:黄埔区一模难度:| 查看答案
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A.24B.48C.144D.288
定义



xn+1
yn+1



=



10
11






xn
yn



为向量


OPn
=(xnyn)
到向量


OPn+1
=(xn+1yn+1)
的一个矩阵变换,其中O是坐标原点,n∈N*.已知


OP1
=(2,0)
,则


OP2010
的坐标为______.
圆x2+y2=1在矩阵



10
0
1
2



对应的变换作用下的结果为______.