UPSC NDA II 2023 Mathematics Solved Paper

Question : 9 of 120

Marks: +1, -0

If A=[

2	0	0
0	3	0
0	0	4

], then which of the following statements are correct?
1. An will always be singular for any positive integer n.
2. An will always be a diagonal matrix for any positive integer n.
3. An will always be a symmetric matrix for any positive integer n.
Select the correct answer using the code given below :

[NDA II 2023]

1 and 2 only
2 and 3 only
1 and 3 only
1,2 and 3

Validate

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