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प्रश्न
For the inequations A and B [as given above in part (d)], A ∪ B is:
पर्याय
उत्तर
Explanation:
∴ A ∪ B = (– 3 < x ≤ 1) ∪ (– 4 ≤ x < 0)
= (– 4 ≤ x ≤ 1)
= 
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