Harder Trigonometric Equations P1 - Trigonometric Identities and Equations - Edexcel A Level Maths

Edexcel AS and A Level Maths. Harder Trigonometric Equations (Part 1). Pure Year 1 Chapter 10: Trigonometric Identities and Equations. Timestamps: 00:00 Example 1 (Sin 2x) 05:12 Example 2 (Cos 2x) 08:43 Example 3 (Sin (x + 70)) 12:33 Example 4 (Cos (3x + 45)) Edexcel AS and A Level Maths Playlist:    • Edexcel A Level Maths   Twitter:   / gcsealevstudent