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If A=[a(ij)] is scalar matrix then the t...

If `A=[a_(ij)]` is scalar matrix then the trace of A is

A

`sum_(i)a_(ij)`

B

`sum_(i)a_(ij)`

C

`sum_(i)sum_(j)a_(ij)`

D

`sum_(i)a_(ii)`

Text Solution

Verified by Experts

The correct Answer is:
D
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