Multiple Angle Formulas

About Multiple Angle Formulas

The multiple angle formula is a trigonometric function with multiple angles. Under the many angle formulas, there are formulas for double and triple angles. The general functions for the multiple angle formula are sine, tangent, and cosine.

For various angles, the sin formula is

Multiple

Where n=1,2,3,……

General formula: Sin2θ= 2CosθSinθ and Sin3θ=3Sinθ-4Sin3θ

The Cosine formula for several angles is as follows

Multiple

Where n = 1,2,3

The basic formula is as follows:Cos2θ=Cos2θ-Sin2 and Cos3θ=4Cos3θ-3Cosθ

The formula for Tangent Multiple Angles

Multiple

Solved Examples of Multiple Angle Formulas

???????Multiple

Sol:

Using the identities and formulas above we can solve the given identity as shown below:

Multiple angle

Hence, LHS = RHS

Thus Provides.

Get a List of Maths Formulas on one page

Download the pdf of Multiple Angle Formulas

Multiple Angle Formulas

Related Links

Frequently Asked Questions on Multiple Angle Formulas