Sunday, December 4, 2011

matrices

Soooo here i sit on a sunday night. There is soooo many things that are better than this that i can be doing. Like watching tv or thinking about how much i hate school. any way i guess i will get started on this blog.
A^t which means transpose= switch rows and columns.
to add matricies they must be the same dimensions(row and columns)
to add matricies you add corresponding enties.
to complete scalar multiplication you multiply every entry by the number.
These are a few simple steps you can follow to help you. Now i will show a few examples.
[1 -1 0]+[6 -9 -1]=[7 -10 -1]
4[2 4 6 3] = [8 16 24 12]

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