Question 4 - A-Level Maths

Exam Board	AQA
Module	AS Paper 1 (AS Paper 1)
Year	2018
Session	June
Topic	Binomial Theorem (positive integer n)
Type	Numerical approximation using expansion

Find the first three terms in the expansion of \(( 1 - 3 x ) ^ { 4 }\) in ascending powers of \(x\). 4
Using your expansion, approximate \(( 0.994 ) ^ { 4 }\) to six decimal places.