P and Q are subsets of the universal set U defined as
U={x:x is an integer
P={x:x is odd} and Q={x:x is prime}
Find n(P¹n Q¹)
P' = x is even
Q' = x not prime
P'∩Q' = all even integers except 2
so, how many are there?
U={x:x is an integer
P={x:x is odd} and Q={x:x is prime}
Find n(P¹n Q¹)
Q' = x not prime
P'∩Q' = all even integers except 2
so, how many are there?