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प्रश्न
Solve the inequality.
`-3 <= 4 - (7x)/2 <= 18`
बेरीज
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उत्तर
`-3 <= 4 - (7x)/2 <= 18`
= `-3 -4<= - (7x)/2<= 18 -4`
= `-7 <= - (7x)/2 <= 14`
= `7 >= (7x)/2 >= -14`
= `1 >= x/2 >= -2`
= 2 ≥ x ≥ -4
Thus, the solution set for the given inequality is [–4, 2].
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