Question 17
Let A be a nonsingular square matrix of order 3 × 3. Then |adj A| is equal to (A) |A | (B) |A |2 (C) |A |3 (D) 3|A |
SOLUTION
→→→→
Let A be a nonsingular square matrix of order 3 × 3. Then |adj A| is equal to (A) |A | (B) |A |2 (C) |A |3 (D) 3|A |