Page 11 - Engineering Mathematics Workbook_Final

Linear Algebra

+
1 a 1 a 2 .................a n
+
a 1 a .............a
45. 1 2 n
............ ...............................
+
a a 1 a
1 2 n
[NBHM 2009]

  1 
46. Given that the matrix     has an
  2 3 

Eigen value 1, compute trace and its
determinant.

[NBHM 2009]

47. Let ∈ ( ) such that trace
2
2
cos A= and det A = 3. The
characteristic Polynomial of A =
−
1
_________
[NBHM 2005]

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