Question

let A = [3 6 5] and C= [3 6 5]
6 7 8 6 7 8
find 2A
find the matrics B such that
2A+B=3C ​

Answer 1

Step-by-step explanation:

2A = [6 12 10]

3C = [ 9 18 15 ]

B = 3C - 2A

= [ 3 6 5]