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odubo

Select the statements that are true based on the following given information. D = {x | x is a whole number} E = {x | x is a perfect square < 36} F = {x | x is an even number between 20 and 30} 1.The expression DE = E. 2.E(D∩F) is {25}. 3.FD 4.(E∩F) is the empty set. 5.Set E is infinite.

  • 2 years ago
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  1. sudhanshu_kmr
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    please use symbol for 1,3 .

    • 2 years ago
  2. odubo
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    1.The expression D\[\cup\]E = E.

    • 2 years ago
  3. odubo
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    3.F\[\subset\]D

    • 2 years ago
  4. sudhanshu_kmr
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    ans. 3

    • 2 years ago
  5. odubo
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    any other ones

    • 2 years ago
  6. gianfranco
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    1.The expression DE = E. true 2.E(D∩F) is {25}. also true 4.(E∩F) is the empty set. True

    • 2 years ago
  7. sudhanshu_kmr
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    4 is also true

    • 2 years ago
  8. sudhanshu_kmr
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    what is other symbol in 2.

    • 2 years ago
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