CAIE P3 2023 June — Question 3

Exam BoardCAIE
ModuleP3 (Pure Mathematics 3)
Year2023
SessionJune
TopicGeneralised Binomial Theorem
TypeCoefficient of x^n in product

3 Find the coefficient of \(x ^ { 3 }\) in the binomial expansion of \(( 3 + x ) \sqrt { 1 + 4 x }\).