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If the order of matrix A is m*p. And the order of B is p×n. Then the order of matrix AB is ?
If each element of a 3 × 3 matrix A is multiplied by 3 , then the determinant of the newly formed matrix is
If A is a non singular matrix of order 3 , then adj(adjA)
If A is a non singular matrix and A’ denotes the transpose of A , then
If A ,B andC be the three square matrices such that A = B + C , then Det A is equal to
If A and B are square matrices of order 3 , such that Det.A = –1 , Det.B = 3 then the determinant of 3AB is equal to
The system AX = B of n equations in n unknowns has infinitely many solutions if
If A is a square matrix such that A^{3} = I , then A^{−1} is equal to
209 videos443 docs143 tests

209 videos443 docs143 tests
