If A and B are supplementary angles then find the value of `(tanA+tanB)/(1-tanAtanB)`

If A+B=45^(@) , then find the value of tanA+tanB+tanA tanB .

If sin A=sqrt3/2 and cos B = sqrt3/2 , find the value of : (tanA-tanB)/(1+tanAtanB)

If cos A=1/2 and sin B =1/sqrt2 , find the value of : (tanA-tanB)/(1+tanAtanB) : Here angles A and B from different right triangle .

If A+B=45^(@) , find the valueof tanA+tanB+tanA tanB :

Find the value of tanA+tanB+tanC , if A+B+C=pi :

If cosA=(3)/(5) and sinB=(5)/(13) , find the value of (tanA+tanB)/(1-tanAtanB) :

If A ,B and C are the angles of non-right angle triangle ABC, then find the value of |(tanA,1,1),(1,tanB,1),(1,1,tanC)|

If A and B are positive acute angles and sinA =3/5,cosB=(15)/(17) , find the value of (tanA-tanB)/(1+tanAtanB) .

If A and B are acute angles such that tanA=1/2 , tanB=1/3 and tan(A+B)=(tanA+tan\ B)/(1-tanAtanB) , find A+B .