(i) Solve the compound inequality and write the solution set in interval notation.…

MATHEMATICS · Subjective · AoPS · Mathematics · Introduction to Inequalities · Introduction to Inequalities

Problem

(i) Solve the compound inequality 4≤−2x+10<124\le -2x+10<12 and write the solution set in interval notation. (ii) State whether x=−1x=-1 belongs to this solution set.

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