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A is the set of odd natural numbers more than 1
A= {3, 5,7,9,11,……….}
B is the set of negative integers
B= {-1, -2, -3,-4,-5,-6,……….}
C is the set of digits of 11243342
C= {1, 2, 3,4}
x= { x : x ∈𝑍 , 𝑥 <−3 }
X= {-2, -1, 0,1,2,3,……….}
If x-1 ⋵{7, 4, 2} , what value cannot be equal to x?(a) 2 (b) 3 (c) 5 (d) (8)
2
If x ⋵ {1 , 4 , 3}, then x can be equal to which of the following? (a) 1 (b) 2 (c) 3 d (4)
2
3)If A= {7, 2, 4} , and B ⊂ A, which of the following can be set B?(a) {1 , 4 , 2}, (b) { 4 , 3} (c) { 4 , 2}, d) {1 , 2}
{4 , 2 }
