1.

Alal is a 3 x 2 matrix and ajj = 3i - j then find the matrix A.

Answer»

when j= 1

i=1, 3-1 = 2

for i =2,3 simply add 3 and 6 as 3 multiple we have to take

So 2,5,8

First column elements

2 nd column

3-2 = 1

Same add 3,6

1,4,7

So

matrix is. | 2. 1| | 5. 4| |8. 7|



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