单项选择题
方阵的特征值与特征向量为()。
A.特征值(-1,-1,10),特征向量(-0.2981,-0.5963,-0.7454)^T,(0.8944,0.4472,0)^T,(0.3333,0.6667,-0.6667)^T
B.特征值(-1,-1,10),特征向量(-0.2981,-0.5963,-0.7454)^T,(0.8944,-0.4472,0)^T,(0.3333,0.6667,-0.6667)^T
C.特征值(1,1,10),特征向量(-0.2981,-0.5963,-0.7454)^T,(0.8944,-0.4472,0)^T,(0.3333,0.6667,-0.6667)^T
D.特征值(1,1,10),特征向量(-0.2981,-0.5963,-0.7454)^T,(0.8944,0.4472,0)^T,(0.3333,0.6667,-0.6667)^T
相关考题
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单项选择题
方阵的特征值分别是()。
A.9.9473,-2.9736+1.5220i,-2.9736-1.5220i
B.9.9473,-2.9736+1.5220i,-2.9736+1.5220i
C.9.9473,-2.9736-1.5220i,-2.9736-1.5220i
D.-9.9473,-2.9736+1.5220i,-2.9736-1.5220i -
单项选择题
用下面哪个Matlab命令可以生成m*n阶服从[0,1]均匀分布的随机数矩阵?()
A.random(m,n)
B.rand(m,n)
C.random(n,m)
D.rand(n,m) -
单项选择题
随机变量X服从标准正态分布N(0,1),若P(X≤x)取值为0.1,0.3,0.5,0.7,0.9,则对应的x值分别是()。
A.1.2816,0.5244,0,-0.5244,-1.2816
B.-1.2816,-0.5244,0,0.5244,1.2816
C.1.2816,-0.5244,0,0.5244,-1.2816
D.-1.2816,0.5244,0,-0.5244,-1.2816
