Edexcel AS Level Maths: 9.1 The Cosine Rule

Pearson A level maths pure maths year 1 textbook (9.1) In this video I cover: 1. The cosine rule 2. Finding the missing side and angle of a triangle using the cosine rule 3. Solving problems involving the cosine rule 4. Bearings You can show your support for the channel by heading to: buymeacoffee.com/zeeshanzamurred