# How do you multiply #((2), (1))# with #((1, 2, 4), (-2, 3, 1))#?

##### 1 Answer

Feb 18, 2016

Product of the two matrices is undefined.

#### Explanation:

You can multiply two matrices if, and only if, the number of columns in the first matrix equals the number of rows in the second matrix. Otherwise, the product of two matrices is undefined.

As in the first matrix, say

Further,

Hence product of the two matrices is undefined.