If `sinA=12/13` and `sinB=4/5` where `pi/2 < A < pi` and `0 < B < pi/2` then find the following `(i) sin(A+B) (ii)cos(A+B)`

If sin A=(12)/(13) and sinB=4/5 , where pi/2 lt A ltpi and 0 lt B lt pi/2 find the following : 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)

If cosA=-sqrt(3)/2, sinB=-5/13 , where pi/2 lt A lt pi, (3pi)/(2) lt B lt 2pi , find the value of tan(A-B) .

If cosA=-sqrt(3)/2, sinB=-5/13 , where pi/2 lt A lt pi, (3pi)/(2) lt B lt 2pi , find the value of 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 sinA=(4)/(5)andcosB=(5)/(13) , where 0ltA,Blt(pi)/(2) then find (i) sin(A+B) (ii) cos(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 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, cosB = 12/13, where A and B both lie in second quadrant, then the value of sin (A + B) is -