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Byju's Answer
Standard IV
Mathematics
Shape Patterns
18. what is a...
Question
18. what is a trace of a matrix
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Q.
What is the trace of matrix A=
⎛
⎜
⎝
5
5
8
9
8
4
7
2
3
⎤
⎥
⎦
?
Q.
The trace of a square matrix is defined to be the sum of its diagonal entries. If
A
is a
2
×
2
matrix such that the trace of
A
is
3
and the trace of
A
3
is
−
18
,
then the value of the determinant of
A
is
Q.
What is the trace of matrix A=
⎛
⎜
⎝
5
5
8
9
8
4
7
2
3
⎤
⎥
⎦
?
