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If A = {0}, B = {x : x > 15 and x < 5}, C = {x : x – 5 = 0}, D = {x : x2 = 25}, E = {x : x is a positive integer root of equation x2 – 2x – 15 = 0}, then pair of equal sets is: (A) A, B (B) B, C (C) B, C (D) C, E |
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Answer» Answer is (D) As in the tabular form the set C = {5} and set E = {5} So, C = E Pair of equal sets is C and E. |
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