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1.7.1 Binomial expansion

Expand $1+2x)^{-2}$ in ascending powers of $x\,$ up to and including $x^3$

[4]

Write down the range of values of $x\,$ for which the expansion is valid.

[1]

Use your expansion to find the expansion of $1−x(1+2x)2\displaystyle \frac{1-x}{(1+2x)^2}$ up to and including $x^3$

[3]

1.7.1 Binomial expansion Questions

144 exam-style questions on AQA A Level Maths 1.7.1 Binomial expansion. Each one has a worked solution and a mark scheme showing where the marks go.

1.7.1 Binomial expansion

Question bank

Expand $1+2x)^{-2}$ in ascending powers of $x\,$ up to and including $x^3$

[4]

Write down the range of values of $x\,$ for which the expansion is valid.

[1]

Use your expansion to find the expansion of $1−x(1+2x)2\displaystyle \frac{1-x}{(1+2x)^2}$ up to and including $x^3$

[3]

144 exam-style questions on AQA A Level Maths 1.7.1 Binomial expansion. Each one has a worked solution and a mark scheme showing where the marks go.