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Let X and Y be the following sets: X = {9,25) Y = {1,4,9,16, 25} What is the set X\Y?

Sagot :

X/Y means,

[tex]x\in X\text{ and x}\notin Y[/tex]

Thus, X/Y is a null set.

[tex](\varphi)[/tex]

Thus, option (B) is the correct solution.