`(cosec X cot^3 x )/(4) - 5/8 cosec x cot x + 3/8 LOG | tanx/2 | + c ` `- (cosec x cot^3 x )/(4) - 5/8 cosec x cot x + 3/8 log | TAN x/2 | + c ` ` - (cosecc^3 x cot x )/(4) - 3/8 cosec x COTX + 3/8 log | tan x/2 | + c` `- (cosec^3 x cot x )/(4) + 3/8 cosec x cotx - 3/8 log | tan x/2 | + c `