Question

Let X = {a,e,i,o,u} and Y = {a,b,c,d}. Find X - Y.

Answer 1

Answer:

It is given that A={x,y,z} and B={1,2}

∴ A×B={(x,1),(x,2),(y,1),(y,2),(z,1),(z,2)}

Since n(A×B)=6

The number of subsets of A×B is 2

6.

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