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  • (cur | prev) 16:48, 13 October 2017โ€Ž Jkopczy (Talk | contribs)โ€Ž . . (168 bytes) (+168)โ€Ž . . (Created page with "Here is the function f(x) = x^2 - 2. When you draw out the function, it looks like the function crosses the horizontal axis between x = 1 and x = 2, but does it really?")

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Basic linear algebra uncovers and clarifies very important geometry and algebra.

Dr. Paul Garrett