Question

U={Prime numbers less than 20}

A= {factors of 20}

B= {factors of 70}

C= {factors of 91}

a) List the elements of set U copy the venn diagram and write in the correct parts of the venn diagram.

b) List the elements of (BUC)1

c) Write the value of n((BU C)⋂1 )

Answer 1

Answer:

b

Step-by-step explanation:

b is right answer I think so