Multiple Choice

In a corporate auditing script, the expression ∣−y∣|-y| is used to normalize error codes. When the variable yy is a negative value, such as −10-10, the expression is first written as ∣−(−10)∣|-(-10)|. Which rule is then recalled to simplify the signs inside the absolute value bars to ∣10∣|10| before the absolute value is determined?

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Updated 2026-09-18

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