Let An={2-n,2-2n,2-3n,…} where n∈N . Find A3∩A5 , A15∩A21 , A4∩A12 , Ak∩Akl , where k,l∈N...

Let An={2-n,2-2n,2-3n,…} where n∈N . Find A3∩A5 , A15∩A21 , A4∩A12 , Ak∩Akl , where k,l∈N . Prove also that A1∩A2∩A3∩A4∩…=∅ .

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orchestra answered 2 years ago

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