Jan 29, 2019 Thread starter #1 V Vali Member Dec 29, 2018 48 Hi! I have sin^n(x)/(sin^n(x)+cos^n(x)) The expression is the same with 1/(ctg^n(x)+1) and I have no idea how to get to this answer. Can you help me?

Hi! I have sin^n(x)/(sin^n(x)+cos^n(x)) The expression is the same with 1/(ctg^n(x)+1) and I have no idea how to get to this answer. Can you help me?

Jan 29, 2019 Admin #2 M MarkFL Administrator Staff member Feb 24, 2012 13,736 If you divide the numerator and denominator by \(\sin^n(x)\) what do you get?

Jan 29, 2019 Thread starter #3 V Vali Member Dec 29, 2018 48 1/[(sin^n(x)+cos^n(x))/sin^n(x)] edit: I get it.Thanks a lot!