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ladyskydiver

Trig "refresher"

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Ok...so it's been a "few" :) years since I have done trig, and my Physics 105 class is trig based. B|

Any websites that you know of that are good refreshers on Trig?
Life is short! Break the rules! Forgive quickly! Kiss slowly! Love truly, Laugh uncontrollably. And never regret anything that made you smile.

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I'd say that if you feel you need advanced trigonometry for a physics course, you are probably doing it wrong, but if you just can't remember the basics:

http://www.math2.org/math/algebra/functions/trig/
http://mcraefamily.com/MathHelp/GeometryVectorDotProduct.htm
http://mcraefamily.com/MathHelp/GeometryVectorCrossProduct.htm
HF #682, Team Dirty Sanchez #227
“I simply hate, detest, loathe, despise, and abhor redundancy.”
- Not quite Oscar Wilde...

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The opposite of b plus or minus the square root of b squared minus 4ac all over 2a.

I remember the formula because we recited it every day for a month :S, but forgot what it does or the name. [:/]
Stupidity if left untreated is self-correcting
If ya can't be good, look good, if that fails, make 'em laugh.

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Quote

The opposite of b plus or minus the square root of b squared minus 4ac all over 2a.

I remember the formula because we recited it every day for a month :S, but forgot what it does or the name. [:/]



Oooh ooh pick me I know! It's the quadratic equation and it does ... uh.... uh, shit I can't remember what it does.
"There is only one basic human right, the right to do as you damn well please. And with it comes the only basic human duty, the duty to take the consequences." -P.J. O'Rourke

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