radomes.openskiesproject.org
wendy42 wendy42
  • 17-07-2016
  • Mathematics
Answered

A=(1,2,5,7,8)

B=(5,9,10,12)

How many subset does set B have.

Verified Answer :

konrad509
konrad509 konrad509
  • 17-07-2016

\(n(B)=4 \Rightarrow P(B)=2^4=16\)

\(A\cup B=\{1,2,5,7,8,9,10,12\}\\ n(A\cup B)=8\)

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