# Binomial Expansion C2 Exam Solutions

Related Topics:
A Level Maths
Math Worksheets

Examples, solutions, videos, activities and worksheets that are suitable for A Level Maths.

The following figures show the binomial expansion for (a + b)n and (1 + b)n. Scroll down the page for more examples and solutions. A-Level Maths Edexcel C2 January 2008
3. (a) Find the first 4 terms of the expansion of (1 + x/2)10 in ascending powers of x, giving each term in its simplest form.
(b) Use your expansion to estimate the value of (1.005)10, giving your answer to 5 decimal places.

A-Level Maths Edexcel C2 January 2008 Q3a
This question is on the binomial expansion.

A-Level Maths Edexcel C2 January 2008 Q3b
This question is on estimating a value by using the binomial expansion.

A-Level Maths Edexcel C2 June 2008
3. (a) Find the first 4 terms, in ascending powers of x, of the binomial expansion of (1 + ax)10, where a is a non-zero constant. Give each term in its simplest form.
Given that, in this expansion, the coefficient of x3 is double the coefficient of x2,
(b) find the value of a.

A-Level Maths Edexcel C2 June 2008 Q3a ExamSolutions
This question is on the Binomial expansion

A-Level Maths Edexcel C2 June 2008 Q3b
This question is on the Binomial expansion

Try the free Mathway calculator and problem solver below to practice various math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations. 