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What does A = diagonal [2, -5, 9] mean in a question...

What does A = diagonal [2, -5, 9] mean in a question...

Grade:12th pass

2 Answers

Arun
25750 Points
6 years ago
Dear Nikita
 
It means tgat diagonal entry are = 2, -5 and 9 in a matrix
All other entries are zero.
 
Hence
A =    2     0     0
        [  0    -5    0  ]
          0      0     -9
 
 
Regards
Arun (askIITians forum expert)
Nikita Singh
25 Points
6 years ago
Thanks brother................................😊😊😊😊........................... Wish you a very happy new year... 😊😊😊

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