# A-Level Maths Questions by Topic | Binomial Expansion

### A-Level Maths Binomial Expansion Formula for Year 12

## Question 1

### Using the Binomial Expansion formula in A-Level Maths to expand (1+ax)^{n}

## Question 2

### Using the Binomial Expansion formula in A-Level Maths to expand (a+bx)^{n}

## Question 3

### A-Level Maths questions where you must use your binomial expansion answer to approximate values

## Question 4

## Question 5

## Question 6

### A-Level Maths questions that require you to complete binomial expansion in terms of a coefficient e.g. p and work backwards

## Question 7

### A-Level Maths Binomial Expansion questions that require you to multiply your answer with another expansion

## A-Level Maths Binomial Expansion

### Summary & Key Points

Binomial expansion is covered in Chapter 8 of the Edexcel A-Level Maths Pure Year 12 textbook. To master binomial expansion, follow these steps:

**Understand the Formula:**Familiarise yourself with the binomial expansion formula and the steps involved in the basic expansion.**Practice:**Repeatedly practice the basic binomial expansion using the formula until you are comfortable and confident.**Watch Instructional Videos:**Use the videos on this website to grasp how Edexcel frames exam-style questions on binomial expansion in recent A-Level Maths past papers.- Understand how to work backwards from a binomial expansion to find a coefficient.

- Understand how to use your answer from your binomial expansion to approximate numerical values
**Test Your Knowledge:**Attempt the A-Level Maths end-of-topic test for Binomial Expansion available here.