# How do you multiply #((2, 1, 2), (0, -1, 3))# and #((4, 7), (-2, -1), (0, 3))#?

##### 1 Answer

Mar 4, 2017

See below.

#### Explanation:

I really do wish Socratic had a convenient (or any) drawing tool, as it would make this so much easier.

In summary, here you've got a

You can do this via an elemental summation formula:

And so to start, it's 2*4 + 1* (-2) + 2*(0).....that's just row 1, column 1.

From there, you process the patterns.