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If X = {8n – 7n – 1 : n ∈ N} and Y = {49n – 49 : n ∈ N}. Then,(a) X ⊂ Y(b) Y ⊂ X(c) X = Y(d) X ∩ Y = ϕ |
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Answer» If X = {8n – 7n – 1 : n ∈ N} and Y = {49n – 49 : n ∈ N}. Then, (a) X ⊂ Y (b) Y ⊂ X (c) X = Y (d) X ∩ Y = ϕ |
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