A problem by TK Venkatesh
Level
pending
tan(x)/(tan(x)-tan(3 x))+cot(x)/(cot(x)-cot(3 x))
1
-1
Unpredictable
0
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1 solution
tan(x)/(tan(x)-tan(3x))+cot(x).tan(x).tan(3x)/(tan(3x)-tan(x)) tan(x)/(tan(x)-tan(3x))-cot(x).tan(x).tan(3x)/(tan(x)-tan(3x)) tan(x)/(tan(x)-tan(3x))-tan(3x)/(tan(x)-tan(3x)) (tan(x)-tan(3x))/(tan(x)-tan(3x)) =1