If `sinA=3//5,cosB=5//13` & A,B are acute, find `sin(A+B)`

If sinA=4/5,cosB=(-12)/13 and (pi)/2ltA,Bltpi , Find sin(A-B)

If sinA=4/5,cosB=(-12)/13 and (pi)/2ltA,Bltpi , Find sin(A-B)

If sinA=3/5 , find sin3A & cos3A, A is acute.

If sinA = 3/5, cosB = 12/13, where A and B both lie in second quadrant, then the value of sin (A + B) is -

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

If sinA=3/5, cosB=-12/13 , where A in (0,pi/2) B in (pi,(3pi)/2) ,then evaluate the following: i) sin(A-B) ii) cos(A-B) iii) tan(A+B)

If sinA=3/5, cosB=-12/13 , where A in 0,pi/2[,B in]pi,(3pi)/2 ,then evaluate the following: i) sin(A-B) ii) cos(A-B) iii) tan(A+B)

If A,B are acute angles and sinA = 3/5, cosB =12/13 then find cos(A+B)

If sinA+sinB=C,cosA+cosB=D , then the value of sin(A+B) =

If sinA=4/5 and cosB=5/(13), where 0 < A,B < pi/2 ,find the value of the cos(A+B)