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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.
If A = {1, 2, 3, 4, 5}, B = {4, 5, 6, 7, 8}, C = {7, 8, 9, 10, 11} and D = {10, 11, 12, 13, 14}, find:
\[B \cup C\]
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Use the given Venn-diagram to find :
B'
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Some hardworking students are obedient.
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