If |x^2 − 42| = x, which of the following could be…

If |x^2 − 42| = x, which of the following could be the value of x?

This problem repeats another one in the library (at most with different numbers), so it's left out of browsing.

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #76196

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