Question 1126722
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The TWIN problem was solved at the link


<A HREF=https://www.algebra.com/algebra/homework/Finite-and-infinite-sets/Finite-and-infinite-sets.faq.question.1126685.html>https://www.algebra.com/algebra/homework/Finite-and-infinite-sets/Finite-and-infinite-sets.faq.question.1126685.html</A>


https://www.algebra.com/algebra/homework/Finite-and-infinite-sets/Finite-and-infinite-sets.faq.question.1126685.html



Use it as your TEMPLATE.


Read it attentively and then solve your current problem in the same way.