Answer:
A + B = 2κπ - C , κ∈Z or A + B = 2κπ + π + C , κ∈Z
Step-by-step explanation:
sin(A + B) = -sin C
sin(A + B) = sin( - C)
A + B = 2κπ + (-C) , κ∈Z or A + B = 2κπ + π - (-C) , κ∈Z
A + B = 2κπ - C , κ∈Z or A + B = 2κπ + π + C , κ∈Z
where:
- κ is an integer
- π is pi, the well known 3,14....
