OCR MEI C1 2012 June — Question 6

Exam BoardOCR MEI
ModuleC1 (Core Mathematics 1)
Year2012
SessionJune
TopicBinomial Theorem (positive integer n)
TypeStandard binomial expansion coefficient

6
  1. Evaluate \({ } ^ { 5 } \mathrm { C } _ { 3 }\).
  2. Find the coefficient of \(x ^ { 3 }\) in the expansion of \(( 3 - 2 x ) ^ { 5 }\).