Question

If sin θ=−12/13 with 3π/2<θ<2π ,
find each of the following:
(a) sin(θ−5π/4)
(b) cos(θ−11π/6)
c) tan(θ+5π/4)
If sin θ=−12/13 with 3π/2<θ<2π ,
find each of the following:
(a) sin(θ−5π/4)
(b) cos(θ−11π/6)
c) tan(θ+5π/4)
@Mathematics