Question

Two matrices $A$ and $B$ are multiplied to get $BA$, if

• A. both are rectangular
• B. both have same order
• C. no of columns of $A$ is equal to columns of $B$
• D. no of rows of $A$ is equal to no of columns of $B$

Answer 1

The correct option is D no of rows of $A$ is equal to no of columns of $B$

Two matrices $A$ and $B$ are multiplied to get $BA$, if number of rows of $A$ is equal to number of columns of $B$.