| Exam Board | CAIE |
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| Module | P1 (Pure Mathematics 1) |
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| Year | 2022 |
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| Session | November |
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| Topic | Arithmetic Sequences and Series |
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2 The first, second and third terms of an arithmetic progression are \(a , 2 a\) and \(a ^ { 2 }\) respectively, where \(a\) is a positive constant.
Find the sum of the first 50 terms of the progression.