Question 978806: Given that U ={ positive numbers less than 20}
A ={all odd numbers less than 20}
B ={all prime numbers less than 20}
If A and B are subsets of U, find the elements of the following.
i-A
ii-B
iii-A n B
iv-A-B
v-B
Please sir, solve it with each steps shown.
Answer by Fombitz(32388)   (Show Source):
You can put this solution on YOUR website! i) A={1,3,5,7,9,11,13,15,17,19}
ii) B={2,3,5,7,11,13,17,19}
iii) Intersection of A,B={3,5,7,11,13,17,19}
iv) A-B={1,9,15}
v) This looks like the same question as ii) (?)
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