CAIE P1 2022 June — Question 4

Exam BoardCAIE
ModuleP1 (Pure Mathematics 1)
Year2022
SessionJune
TopicArithmetic Sequences and Series
4 The first, second and third terms of an arithmetic progression are \(k , 6 k\) and \(k + 6\) respectively.
  1. Find the value of the constant \(k\).
  2. Find the sum of the first 30 terms of the progression.
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