if A- [aij] is a scalar metrix of order 3x3 such that aij =1<0 and B is a metrix of same order
Answers
Answered by
0
Answer:Given A=[a
ij
] is a scalar matrix of order n×n such that a
ii
=k for all i.
The trace of a square matrix is defined to be the sum of the diagonal elements.
Now, trace (A)=
i=1
∑
n
a
ii
=
i=1
∑
n
k=nk.
Step-by-step explanation:
Similar questions