Practicing Success
Which of the following statements are correct ? (A) $|A'|=|A|$ where A is the transpose of matrix A (B) If $A=[a_{ij}]_{3×3},$ then $|4A|=64|A|$ (C) $|A|=|adj\, A|^{n-1},$ where n is the order of the matrix (D) If A is an invertible matrix of order 2, then $det(A^{-1})$ is equal to $\frac{1}{det(A)}$ Choose the correct answer from the options given below : |
(A), (B), (D) Only (A), (C) Only (A), (B), (C) Only (A), (D) Only |
(A), (B), (D) Only |