" 123.What is "tan(A+2B)" ."tan(2A+B)" equal to? "

If tan A = (1 - cos B)/(sin B), then what is (2 tan A )/( 1 - tan ^(2) A ) equal to ?

If tan A=1/2 and tan B=1/3 , then tan(A +B) is equal to

If sin(A + B) = 1 and 2 sin (A - B) = 1, where 0 lt A, B lt pi/2 then what is tan A:tan B equal to?

If tan A = 2 tan B + cot B, then 2 tan (A-B) is equal to

If tan A=2 tan B+cot B, then 2 tan (A-B) is equal to

If tan A=2 tan B+cot B, then 2 tan (A-B) is equal to

If A + B + C = pi and sin(A +C/2)= ksin(C/2) , then tan(A/2).tan(B/2) is equal to

If "tan"A=1/(2),"tan"B=1/(3), then "tan"(2A+B) is equal to

If tan A=(1)/(2), tan B=(1)/(3) then tan (2 A+B) is equal to

If A,B and C are the angles of a plain triangle and tan(A/2)=1/3 , tan(B/2)=2/3 , then tan(C/2) is equal to