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प्रश्न
State the sets representing by the shaded portion of following venn-diagram :
उत्तर
(A ∪ B)'
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संबंधित प्रश्न
In a survey it was found that 21 people liked product A, 26 liked product B and 29 liked product C. If 14 people liked products A and B, 12 people liked products C and A, 14 people liked products B and C and 8 liked all the three products. Find how many liked product C only.
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B - A
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