Question

1. Which of the following sets are empty sets?
Set,
UNIT 1 -
UNIT
(i)
A = { x: x² – 3 = 0 and x is a rational}
(ii) B= { x: x is an even prime number}
(ii) C= {x: 4<x< 6, xɛ N}
D= { x:x =25 and x is an odd integer
2. (a) Write the following set in roster form :
i) A= {x€N: x² < 25)
ii) B= { x N: x=2n, nɛN}
(iv)
(b) Write the following set in set builder form:
i) A ={ 1, 2, 3, 4, 5, 6
ii) B = {5, 25, 125, 625)
HO​

Answer 1

Answer:

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