CAIE P1 2018 November — Question 4

Exam BoardCAIE
ModuleP1 (Pure Mathematics 1)
Year2018
SessionNovember
TopicGeometric Sequences and Series
4 The first term of a series is 6 and the second term is 2 .
  1. For the case where the series is an arithmetic progression, find the sum of the first 80 terms.
  2. For the case where the series is a geometric progression, find the sum to infinity.
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