Vidyalelo
Engineering Maths · Q13

Linear Algebra

Engineering and GATE · Engineering Maths · question 13

Q13

Eigen values of the matrix \[ [ array*20c 3& - 1& - 1 \\ - 1&3& - 1 \\ - 1& - 1&3 array ]\] are

Eigen values of the matrix \left[ {\begin{array}{*{20}{c}} 3&{ - 1}&{ - 1} \\ { - 1}&3&{ - 1} \\ { - 1}&{ - 1}&3 \end{array}} \right]   are
A.
1, 1, 1
B.
1, 1, 2
C.
1, 4, 4
Answer
D.
1, 2, 4

Answer: Option C

Solution

Answer: Option C
No explanation is given for this question Let's Discuss on Board