1+tan^2(x) ÷ tan^2(x) ?
I Ishuda Elite Member Joined Jul 30, 2014 Messages 3,345 Nov 22, 2014 #2 Irinanajda said: 1+tan^2(x) ÷ tan^2(x) ? Click to expand... sec2(x) * cot2(x) Last edited by a moderator: Nov 23, 2014
