UPSC NDA I 2010 Mathematics Paper

© examsiri.com

Question : 2 of 120

Marks: +1, -0

Let A=[

1	2
3	4

]=[aij], where i,j,=1,2. If its inverse matrix is [bij], what is b22 ?

−2
1
‌
3
2
−‌
1
2

Go to Question:

Prev Question

Next Question