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College Algebra

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Find AC

A=
2 3 0
4 1 6

C=
2 3
0 1
1 0

  • College Algebra -

    you 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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