CAIE P3 2020 November — Question 2

Exam BoardCAIE
ModuleP3 (Pure Mathematics 3)
Year2020
SessionNovember
TopicGeneralised Binomial Theorem
TypeExpand and state validity

2
  1. Expand \(\sqrt [ 3 ] { 1 + 6 x }\) in ascending powers of \(x\), up to and including the term in \(x ^ { 3 }\), simplifying the coefficients.
  2. State the set of values of \(x\) for which the expansion is valid.