In a triangle tan A + tan B + tan C =
If cos2B=cos(A+C)cos(A−C) then
If A and B are acute angles such that tan A=12,tan B=13 and tan (A+B)=tan A+tan B1−tan A tan B,find A + B
In a triangle ABC, tan A + tan B +tan C = 6 and tan A × tan B = 2, then the value of tan A, tan B and tan C are