Question

I
1. Find the adjoint and the inverse of the following matrices.
cos a -sin a
2 – 3
(1)
sin a
COS a
4
6
12 12
1 0 2
0
1 0 1
(iv)
2 1 0
3 2 1
2 2 1​

Answer 1

Answer:

find using distributive property 12 into 102