Q2 of 22 Page 2

If the set A has 3 elements and the set B={3,4,5}, then find the number of elements in (AB).


(AB) will have 33 = 9 elements.

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If , Find the values of x and y.

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If G= {7,8} and H = {5,4,2}, find G H and H G.

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State whether each of the following statements are true or false. If the statement is false, rewrite the given statement correctly.
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b. If A and B are non-empty sets, then A B is a non- empty set of ordered pairs (x,y) such that x A and y B.
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