DeterminantHard
Question
If A is a skew- symmetric matrix, then trace of A is
Options
A.1
B.-1
C.0
D.none of these
Solution
Trace of A = a11 + a22 + a33
For skew symmetric matrix a11 = a22 = a33 = 0
Trace of A = 0
For skew symmetric matrix a11 = a22 = a33 = 0
Trace of A = 0
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