Test Index

JEE Main Math Class 12 Matrices Part 2 Questions

© examsnet.com

Question : 8

Total: 35

Let A=[

2	a	0
1	3	1
0	5	b

]. If A3=4A2−A−21I, where I is the identity matrix of order 3×3, then 2a+3b is equal to :

[8 Apr 2024 Shift 1]

-10
-13
-9
-12

Go to Question:

Prev Question

Next Question