Track / Stage 4 / 118 of 340 #378 of 2000

27. The equation $\left|x^{2}-m x\right|=1$ with respect to $x$ has exactly 3 distinct real roots, $|m|=$

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answer: 2

Source: NuminaMath-1.5, licensed Apache-2.0. Statement and solution reproduced as published; topic, difficulty and ordering added by this site.