Advertisements
Advertisements
प्रश्न
Let `A = [(2, 4),(3, 2)], B = [(1, 3),(-2, 5)], C = [(-2, 5),(3, 4)]`
Find BA
योग
Advertisements
उत्तर
Matrix B has 2 columns. This number is equal to the number of rows in matrix A. Therefore, BA is defined as:
`BA = [(1, 3),(-2, 5)][(2, 4),(3, 2)]`
= `[(1(2) + 3(3), 1(4) + 3(2)), (-2(2) + 5(3), -2(4) + 5(2))]`
= `[(2 + 9, 4 + 6), (-4 + 15, -8 + 10)]`
= `[(11, 10),(11, 2)]`
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
