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प्रश्न
If x ∈ N, find the solution set of inequations.
3x – 2 < 19 – 4x
उत्तर
3x – 2 < 19 – 4x
3x + 4x < 19 + 2
7x < 21
x < 3
Since, x ∈ N, therefore solution set is {1, 2}.
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