week1 cardinality of p

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Priyanshu Singh

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Nov 16, 2020, 5:10:35 AM11/16/20
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how is this cofrect answer please expalin ,
p.jpg

nikhil kambli

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Nov 16, 2020, 5:38:25 AM11/16/20
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i am at the same question
 i would like some input

nikhil kambli

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Nov 16, 2020, 5:47:05 AM11/16/20
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also this



and also

      

Arjun Vaddadi

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Nov 16, 2020, 7:53:17 AM11/16/20
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which question activity or graded

Lijeesh S D

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Nov 16, 2020, 9:45:13 AM11/16/20
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This is Q7 in "AQ1.10: Activity Questions 10 - Not Graded" of Week 1.
 
R = {(Snail, Frog), (Bird, Bird), (Fox, Frog), (Snail, Fox)}
S = {Snail, Fox, Bird, Frog}
 
Cardinality of S, |S| = 4
so |SXS| = 16
 
The 4 pairs in R is also present in SXS. So, |SXS\R| = 12.
 
So a subset of SXS\R can have 0 (empty set) to 12 (SXS\R itself) elements. P is a subset of SXS\R.
 
Thus, the set of possible cardinality of P is {0,1,2,3,4,5,6,7,8,9,10,11,12}.
 
Hope this helps!

nikhil kambli

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Nov 16, 2020, 10:33:33 AM11/16/20
to Lijeesh S D, Discussion forum for Mathematics for Data Science I, Arjun Vaddadi, priyanshu...@gmail.com
Thanks
Yes it does definitely.

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