lintiffany lintiffany

22-12-2017
Mathematics

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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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jjfreestylerzox8vtl jjfreestylerzox8vtl

22-12-2017

24 i really dont know what

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