Posted by MATHS on .
Prove the following identity:
(i) tan^3x/1+tan^2x + cot^3x/1+cot^2 = 12sin^x cos^x/sinx cosx

trigonometry........... 
Reiny,
You 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