Question

If sin(A+B)= 1 and cos (A-B) =√3/2
find the value of A,B.​

Answer 1

Answer:

A = 75°

B = 15°

Step-by-step explanation:

sin ( A + B ) = 1

But sin 90° = 1

A + B = 90

sin ( A - B ) = \/3/2

A - B = 60

Adding both equations

2A = 150

A = 75°

B = 15°