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Difficulty—
If \(y\ne 0,\) is \(|x|=1?\)
(1) \(x=\dfrac{y}{|y|}\)
(2) \(|x|=-x\)
Answer: A
Source: Official Guide
(1) \(x=\dfrac{y}{|y|}\)
(2) \(|x|=-x\)
Answer: A
Source: Official Guide
