Mathematics

Mathematics

Problem

The set of all a∈Ra \in \mathbb{R} for which the equation x∣x−1∣+∣x+2∣+a=0x|x - 1| + |x + 2| + a = 0 has exactly one real root, is A (−7,∞)(-7, \infty) B (−∞,∞)(-\infty, \infty) C (−6,−3)(-6, -3) D (−∞,−3)(-\infty, -3)

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