IIT JAM
Sayan Asked a Question
June 24, 2020 7:14 pmpts 30 pts
  • IIT JAM
  • Physics (PH)

. which of the following cannot possibly be the eigenvalues of a real 3 x 3 matrix? a. 1, 1,-11 b. 1, 1+i, 1-i c. 1, 0,-1 d. -1, 1+i,-1+i

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  • Aditi agrawal
    and the property is that eigen values of a real matrox cannot be complex
    Likes(1) Reply(4)
    Aditi agrawal
    and the sum of eigen values is equal to the trace of the matrix
  • Aditi agrawal
    answer is d because it is the property
    Likes(1) Reply(0)
  • Sayan
    ok
    Likes(0) Reply(0)
  • Dhairya sharma thankyou
    it's a property of real matrices. plz note it down.
    Likes(2) Reply(0)
  • Dhairya sharma Best Answer
    reason for that for real matrix....if eigen values is imaginary then it's complex conjugate should exisf
    Likes(1) Reply(4)
    Dhairya sharma
    exist
  • Dhairya sharma thankyou
    answer should be d
    Likes(1) Reply(1)
    Sayan
    madam reason?
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