Sunday, February 6, 2011

Feroz's Blog

Another long day doing Aleks stuff. Anyway, Go Packers.

I went to school 2 out of 5 days last week, so forgive me if I'm not sure what I'm talking about.

No one really went over 12-1, so I don't what that's all about. Something about lines. I don't know. So I guess that leaves Matrices. And I'm going to use 1x2's because anything bigger just looks ridiculous.

ex.

H = [2 3]

G = [4 5]

Find H + G

H + G = [6 8]

ex. 2 Find H x G

You can't really multiply them because they're dimensions don't work. The "inside" numbers have to match. ex. 2x3 3x4

*On a side note, Division requires you to multiply the matrix by the other's inverse. Again, that still requires the dimension's "inside" numbers to match.

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