Question

Which of the following sets are singleton sets?
i) A = {x + 3x - 2 = 0, xe Q}
ii)B = {x:x3 = 0, x e R}
iii) C = {x: 30 x- 59 = 0, xe N} iv) D= {x: x = 1, xe Z}
O (i) and (iii)
O only (iii)
O (i) and (ii)
O only(iv)

Answer 1

Step-by-step explanation:

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