In trigonometric equations, what term describes the first angle solution provided by a calculator?
The principal value.
Flashcards for Edexcel AS Level Maths 10.4 Solving Trigonometric Equations, covering the key formulae, methods and definitions you need to recall for Paper 1 and Paper 2. 25 cards, matched to the Edexcel AS Level Maths (8MA0) specification.