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kdekle
Group Title
Let R be the relation xRy if and only if x^2+1=y^2+1. Since it is an equivalence relation, list all the elements of the equivalence classes [1], [0], [1/4]
 4 months ago
 4 months ago
kdekle Group Title
Let R be the relation xRy if and only if x^2+1=y^2+1. Since it is an equivalence relation, list all the elements of the equivalence classes [1], [0], [1/4]
 4 months ago
 4 months ago

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kdekle Group TitleBest ResponseYou've already chosen the best response.0
I have already proven it's an equivalence relation but we didn't go over classes so much so I'm a bit confused
 4 months ago

satellite73 Group TitleBest ResponseYou've already chosen the best response.3
\[x^2+1=y^2+1\iff x^2=y^2\iff x=\pm y\]
 4 months ago

satellite73 Group TitleBest ResponseYou've already chosen the best response.3
therefore the equivalence class of \([1]\) is \(\{1,1\}\)
 4 months ago

satellite73 Group TitleBest ResponseYou've already chosen the best response.3
lot easier than the last one!
 4 months ago

kdekle Group TitleBest ResponseYou've already chosen the best response.0
oh ok! So for [0] the only element is 0?
 4 months ago

kdekle Group TitleBest ResponseYou've already chosen the best response.0
what about [1/4]?...would it just be {1/4, 1/4}?
 4 months ago

myininaya Group TitleBest ResponseYou've already chosen the best response.1
looks good
 4 months ago

satellite73 Group TitleBest ResponseYou've already chosen the best response.3
as judge judy would say "the questions get harder"
 4 months ago

kdekle Group TitleBest ResponseYou've already chosen the best response.0
so my answers are correct then?
 4 months ago
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