Wednesday

August 20, 2014

August 20, 2014

Posted by **Sarah** on Wednesday, December 11, 2013 at 4:58pm.

A=

2 3 0

4 1 6

C=

2 3

0 1

1 0

- College Algebra -
**Steve**, Wednesday, December 11, 2013 at 5:08pmyou can do matrix stuff at wolframalpha.com, as in this case,

AC=

{{2,3,0},{4,1,6}}*{{2,3},{0,1},{1,0}}

= {{4,9},{14,13}}

Just for grins, showing that matrix multiplication is not commutative,

CA={{16,9,18},{4,1,6},{2,3,0}}

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