OCR MEI C1 2009 June — Question 5

Exam BoardOCR MEI
ModuleC1 (Core Mathematics 1)
Year2009
SessionJune
TopicCombinations & Selection
5
  1. Calculate \({ } ^ { 5 } \mathrm { C } _ { 3 }\).
  2. Find the coefficient of \(x ^ { 3 }\) in the expansion of \(( 1 + 2 x ) ^ { 5 }\).
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