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anonymous
 one year ago
Find n(A) for the following set A.
{x:x is a letter in the word defenselessness}
anonymous
 one year ago
Find n(A) for the following set A. {x:x is a letter in the word defenselessness}

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jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1n(A) is math notation which means "number of elements in set A"

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1example: if A = {1, 2, 3, 7} then n(A) = 4 because there are 4 numbers in that set

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0oh so all the letters except repeated letters

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1Yeah all the unique letters. I'm counting 6 unique elements as well

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0wow that was simple lol, thanks guys, big help THUMBS UP ;)

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1I forgot to mention that you toss out repeated elements of a set, but it seems like you already knew that. So that's good
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