These identities are particularly useful because they allow you to express any trigonometric function in terms of sine and cosine – often the key to solving complex problems.

Learn how to solve trigonometric equations in Higher Maths involving multiple or compound angles and the wave function in degrees or radians.

Higher Maths - Solving trigonometric equations Learn how to solve trigonometric equations in Higher Maths involving multiple or compound angles and the wave function in degrees or radians.