| Exam Board | Edexcel |
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| Module | C2 (Core Mathematics 2) |
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| Topic | Geometric Sequences and Series |
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2. The first three terms of a geometric series are ( \(p - 1\) ), 2 and ( \(2 p + 5\) ) respectively, where \(p\) is a constant.
Find the two possible values of \(p\).