Determine whether each of these statements is true or false. Justify your answers shortly. c) {x} ? {x, {x}} d) {x} ? {{x}}
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The only element in {c} is "c". In the set {w, {c}}, we have two elements: "w" and {c}. The element "c" is not directly in the set {w, {c}}, but it is an element of the set {c} which is an element of {w, {c}}. However, this is not enough for {c} to be a subset of Show more…
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