問題詳情
26. Suppose A is a 4x4 real matrix and y,y.y,y, are four lincarly independent vectors in R4. If Av1=v1+v2, Av2=v2+v3，Av3=v3+v4, Av4=v1+v4,then how many real eigenvalues does A have?
(A) 0
(B) 1
(C) 2
(D) 3
(E)4
參考答案
答案：C
統計：A:0,B:0,C:0,D:0,E:0
難度：計算中