Question

A={x,y,z} & B={1,2} number of one one function from A to B​

Answer 1

Answer:

Solution

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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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