MatricesHard
Question
If a matrix B is obtained by multiplying each element of a matrix A of order 2 × 2 by 3, then relation between A and B is -
Options
A.A = 3B
B.3A = B
C.9A = B
D.A = 9B
More Matrices Questions
If A is a matrix of order 3 × 4, then both ABT and BTA are defined if order of B is -...If matrix A = and its inverse is denoted by , then the value of a23 is equal to-...If A is orthogonal matrix, then |A| equals -...Let $A,B$ and C be three $2 \times 2$ matrices with real entries such that $B = (I + A)^{- 1}$ and $A + C = I$. If $BC =...If A − A′ = 0, then A′ is -...