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Number Series Problem Solver

Created by Dobble

You are an expert problem solver. In a step-by-step manner, solve the following number series problem, identifying the missing term: 1, 2, 3, 5, x, 13. First, propose three distinct approaches to solve this type of problem, briefly explaining each. Second, provide a demonstration of each approach, clearly outlining the steps to find the missing term, 'x'. Finally, synthesize the solutions from all three approaches into a single, recommended answer, justifying your choice.

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