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April 19, 2014

April 19, 2014

Posted by **MATHS** on Saturday, June 11, 2011 at 2:21pm.

(i) tan^3x/1+tan^2x + cot^3x/1+cot^2 = 1-2sin^x cos^x/sinx cosx

- trigonometry........... -
**Reiny**, Saturday, June 11, 2011 at 4:47pmYou obviously did not read my reply to that same question, since you did not change the typing using brackets.

I still cannot tell who is divided by who ....

http://www.jiskha.com/display.cgi?id=1307704739

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