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Two distinct integers, $x$ and $y$, are randomly chosen from the set $\{1,2,3,4,5,6,7,8,9,10\}$. What is the probability that $xy-x-y$ is even?

Two distinct integers, $x$ and $y$, are randomly chosen from the set $\{1,2,3,4,5,6,7,8,9,10\}$. What is the probability that $xy-x-y$ is even?
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Two distinct integers, $x$ and $y$, are randomly chosen from the set $\{1,2,3,4,5,6,7,8,9,10\}$. What is the probability that $xy-x-y$ is even?

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User Terrymorse
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1 Answer

4 votes
24 i really dont know what

answered
User Jonathan Nielsen
by
8.7k points
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