Relation Between Sin X Sin X And Cos X Cos X

Relation between sin x, sin (-x) and cos x, cos (-x)

graph TD; A["Trigonometric Relations --> B[Sin x]"]; A --> C["Sin (-x)"]; A --> D[Cos x]; A --> E["Cos (-x)"]; B --> F["Sin x = - Sin (-x)"]; D --> G["Cos x = Cos (-x)"];