UPSC NDA I and II 2020 Math Solved Paper
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Question : 5 of 120
Marks:
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Consider the following in respect of a non-singular matrix of order 3 :
1.A ( adj A ) = ( adj A ) A
2.| adj A | = | A |
Which of the above statements is/are correct?
1.
2.
Which of the above statements is/are correct?
[NDA-I 2020]
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