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Question
Solve the inequation -3 + x < 2, x ∈ N.
Sum
Solution
-3 + x < 2, x ∈ N.
⇒ x < 2 - (-3)
⇒ x < 2 + 3
⇒ x < 5
∴ x = 1, 2, 3, 4 (∵ x ∈ N)
∴ Solution set = {1, 2, 3, 4}
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