Let A be a square matrix of order 3 × 3, then | kA| is equal to
Let A be any 3×3 matrix
∴ 
Taking out k from the determinant from 1st, 2nd and 3rd row
∴ 
∴ |kA| = k3|A|
Therefore, answer is option (C) k3|A|
15
Let A be a square matrix of order 3 × 3, then | kA| is equal to
Let A be any 3×3 matrix
∴
Taking out k from the determinant from 1st, 2nd and 3rd row
∴
∴ |kA| = k3|A|
Therefore, answer is option (C) k3|A|