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Question
If D = diag (d
1
, d
2
,.....,d
n
), then D
n
equals -
Options
A.
D
B.
diag (d
1
n-1
, d
2
n-1
, ....dnn
-1
)
C.
diag (d
1
n
, d
2
n
, .....,d
n
n
)
D.
None of these
Solution
-
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Matrices
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