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| 1. |
Solve `|2x + 4| ge 14`. |
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Answer» `2x + 4 ge 14 (or) 2x + 4 le -14` `rArr 2x ge 14 - 4 (or) 2x le -14 - 4` `rArr 2x ge 10 (or) 2x le -18` `rArr x ge 5 (or) x le -9` `therefore` Solution set `={x//x ge 5 or x le -9} (or) (-oo, -9) uu (5, oo)` |
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