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प्रश्न
If the replacement set is {1, 2, 3, 4, 5, 6, 7, 8}, find the solution of 2 (x − 4) < 1.
योग
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उत्तर
2(x − 4) < 1and the replacement set is {1, 2, 3, 4, 5, 6, 7, 8}
Solve the inequality
2(x − 4) < 1
⇒ 2x − 8 < 1
⇒ 2x < 9
⇒ x < `9/2` = 4.5
Use the replacement set
From the set {1, 2, 3, 4, 5, 6, 7, 8}, the values less than 4.5 are:
{1, 2, 3, 4}
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