If a is a positive integer, then 2^a + 2^(a + 1)…

If a is a positive integer, then 2^a + 2^(a + 1) + 2^(a + 2)=

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #50375

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