Help integral please show your work

∫ [sinθ-cosθ] dθ

∫ [sinθ-cosθ] dθ=∫ sinθ dθ-∫ cosθ dθ
=-cosθ-sinθ+C
where C is an integration constant

= -cos(θ) - sin(θ) + C

-cos-sin is the ans