In the expansion of (x+a)2(x+a)^2(x+a)2, the coefficient of xxx is always [...]\text{[...]}[...].
aaa
a2a^2a2
222
2a2a2a
Flashcards for Edexcel AS Level Maths 2.2 Completing the Square, covering the key formulae, methods and definitions you need to recall for Paper 1 and Paper 2. 20 cards, matched to the Edexcel AS Level Maths (8MA0) specification.