If `(1 + tan A) (1 + tan B) = 2`, find all values of `A+B`.

If tanA=m/(m-1) and tan(B)=n , find the values of tan 2A and tan 2B .

If (2 cos 2A-1) (tan 3A-1)= 0 , find all possible values of A

If tan(A+B)=x and tan(A-B)=y then find the values of tan2A and tan2B

In a triangle tan A+ tan B + tan C=6 and tan A tan B= 2, then the values of tan A, tan B and tan C are

If tan A = (a)/(a + 1) and tan B = (1)/(2a + 1) , then find the value of A + B.

If tanA=m/(m-1) and tanB=1/(2m-1) , find the value of tan(A-B) .

if tan (A + B) = sqrt(3) and tan (A - B) = 1/ sqrt(3) , 0 (lt) A + B (le) 90^@, A (gt) B , then find the values of A and B.

Let A,B,C be the three angles such that A+B+C=pi , tan A.tan B=2 , then find the value of (cos A cos B)/(cos C)

If cos A = 0.5 and cos B = (1)/(sqrt2) , find the value of : (tan A - tan B)/( 1+ tan A tan B)

If tan(A+B)=pand tan(A-B)=q, then the value of tan2A, is