CAIE P1 2022 March — Question 3

Exam BoardCAIE
ModuleP1 (Pure Mathematics 1)
Year2022
SessionMarch
TopicBinomial Theorem (positive integer n)
TypeProduct of expansions

3 Find the term independent of \(x\) in each of the following expansions.
  1. \(\left( 3 x + \frac { 2 } { x ^ { 2 } } \right) ^ { 6 }\)
  2. \(\left( 3 x + \frac { 2 } { x ^ { 2 } } \right) ^ { 6 } \left( 1 - x ^ { 3 } \right)\)