Dave Horner's Website - Yet another perspective on things...
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how did u find my site?

which seems more true?

If you can't explain it simply, you don't understand it well enough.
--Albert Einstein
$$\cos x = \sum\limits_{n = 0}^\infty {\frac{{\left( { - 1} \right)^n x^{2n} }}{{\left( {2n} \right)!}}}$$