OCR MEI C1 — Question 11

Exam BoardOCR MEI
ModuleC1 (Core Mathematics 1)
TopicCombinations & Selection

11
  1. Calculate \({ } ^ { 5 } \mathrm { C } _ { 3 }\).
  2. Find the coefficient of \(x ^ { 3 }\) in the expansion of \(( 1 + 2 x ) ^ { 5 }\).