1-Let A1 and A2 be subsets of a set A. Draw Venn diagram of this situation and s

Question

1-Let A1 and A2 be subsets of a set A. Draw  Venn diagram of this situation and shade in the subsets: A1?A2, A1^c ? A2, A1? A2^c,

and  a partition of A.
( A1^c means A1 prime, A2^c means A2 prime)

2- (a) A group of 30 students were surveyed and it was found that 18 of them took calculus and 12 took c++. if all students took at least one course, how many took both calculus and c++? ILLUSTRATE USING VENN DIAGRAM
(b) what is the answer to the question in part (a) if five students did not take either of the two courses?? illustrate using  ven diagram

Explanation / Answer

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