Solve .

Answer and explanation

Correct answer: A. or

  1. Step 1: Two absolute values are equal when the insides are equal or opposite. Step 2. gives , and gives , so . **Answer: or . Why not the others:** One case alone misses a root, and the pair or does not satisfy the equation.

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Solve |x-2|=|2x-1|. | Centralizētie Eksāmeni (Latvia)