anonymous
  • anonymous
The zip code of a location consists of five digits chosen from the set D shown below. D = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9} The set M represents the digits in one of the zip codes for Miami. M = {3, 3, 1, 9, 0} The set C represents the digits in one of the zip codes for Cooper City. C = {3, 3, 3, 3, 0} How many prime numbers are in the set ? M u C
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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mathmate
  • mathmate
We are not supposed to list duplicates in a set, for example, M={3,1,9,0} C={3,0} So M union C = {3,1,9,0} with duplicates removed. How many prime numbers are there (1 is neither prime nor composite)
anonymous
  • anonymous
4
mathmate
  • mathmate
Zero is not a prime. One is neither prime nor composite. Nine is a composite. So how many primes are left in \(M \cup C\) ?

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More answers

anonymous
  • anonymous
@mathmate
mathmate
  • mathmate
Yes, do you have a question?
anonymous
  • anonymous
i have the same question....so there is only one prime #
mathmate
  • mathmate
Yes, that is correct. Which one is it?
anonymous
  • anonymous
3
mathmate
  • mathmate
Correct. Is everything clear to you, or you could use some more explanation?
anonymous
  • anonymous
every thing is clear thanks a lot :)
mathmate
  • mathmate
You're very welcome! :)

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