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State the range of values of xxx for which the binomial expansion of 1−x53\sqrt[3]{1 - \frac{x}{5}}31−5x​​ is valid.

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4.2 Expanding (a + bx)^n Questions

Practise Edexcel A Level Maths 4.2 Expanding (a + bx)^n with exam-style questions for A Level Maths. 99 questions, matched to the Edexcel A Level Maths (9MA0) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.

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4.2 Expanding (a + bx)^n Questions

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