Calculating Tan X Tan X±
Calculating tan (-x), tan (x±?)
graph TB;
A["Calculating tan (-x), tan (x±?)"];
B["Tan (-x)"];
C["Tan (x±?)"];
D["Trigonometric Identities"];
E["Even-Odd Identities"];
F["Co-Function Identities"];
G["Sum-Difference Formulas"];
H["Multiple-Angle Formulas"];
I["Half-Angle Formulas"];
A --> B;
A --> C;
B --> D;
C --> D;
D --> E;
D --> F;
D --> G;
D --> H;
D --> I;
BETA
