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Fill in the Blanks
If |x − 1| ≤ 2, then –1 ______ x ______ 3
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Solution
If |x − 1| ≤ 2, then –1 ≤ x ≤ 3.
Explanation:
|x − 1| ≤ 2 ⇒ –2 ≤ x – 1 ≤ 2 ⇒ –1 ≤ x ≤ 3.
Concept: Inequalities - Introduction
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