Sallycoot6365 Sallycoot6365 11-03-2024 Mathematics contestada Given cos A = -1/3 where sin B = 2/5 sin(A-B) cos(A+B) π/2,find sin(A-B) and cos(A+B). ppi and sin B = 2/5 where π/2, find sin(A-B) and cos(A+B).