UPSC NDA 2 2017 Mathematics Solved Paper

© examsiri.com

Question : 14 of 120

Marks: +1, -0

If A is a square matrix, then the value of adj AT−(adj‌A)T is equal to

[NDA II 2017]

A
2|A|I , where I is the identity matrix
Null matrix whose order is same as that of A
Unit matrix whose order is same as that of A

Go to Question:

Prev Question

Next Question