Work out the first three terms in the binomial expansion of 1(3−4x)2\displaystyle \frac{1}{(3-4x)^2}(3−4x)21
Write down the range of values of x x\,x for which the expansion is valid.
99 exam-style questions on OCR (MEI) A Level Maths 1.6.1 Binomial expansion for positive integer n. Each one has a worked solution and a mark scheme showing where the marks go.