Find the first four terms, in ascending powers of xxx, in the binomial expansion of 1(1−x)2\displaystyle \frac{1}{(1-x)^2}(1−x)21
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Markscheme
4.2 Expanding (a + bx)^n Questions
99 exam-style questions on Edexcel A Level Maths 4.2 Expanding (a + bx)^n. Each one has a worked solution and a mark scheme showing where the marks go.