Binomial Expansion C2 Exam Solutions
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
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