Trigonometry - II

This topic covers concepts such as trigonometric identities for compound angles.

This topic covers concepts such as trigonometric functions of allied angles, expansion of sin(a+-b), expansion of tan(a+-b), expansion of cot(a+-b), etc.

This topic covers the concept of trigonometric functions of allied angles.

This topic covers concepts such as Trigonometric Identities for Multiple Angles, Expansion of sin2A, Expansion of cos2A, Expansion of tan2A, Expansion of sin3A, Expansion of cos3A, Expansion of tan3A, etc.

This topic covers concepts such as trigonometric identities for product to sum or difference, transformation of 2sinAcosB, transformation of 2cosAcosB, transformation of 2sinAsinB and trigonometric identities for sum or difference to product.

This topic covers concepts such as expansion of sin(a+b+c), expansion of cos(a+b+c), conditional identities based on triangles, etc.