Sarthaks Test
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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

1 Answer

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Best answer

Answer is (A) 

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