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प्रश्न
If A = (–7, 3], B = [2, 6] and C = [4, 9] then find A ∪ C
उत्तर
A = (–7, 3], B = [2, 6] C = [4, 9]
A ∪ C = (–7, 3] ∪ [4, 9]
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