If f(b)=b^2 and b is a positive integer, which of the following…

If f(b)=b^2 and b is a positive integer, which of the following CANNOT be the value of f(f(b))?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #91102

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