Q5 of 86 Page 4

List all the elements of the following sets:

C = {x : x is an integer, x2 ≤ 4}

Integers are ……-4, -3, -2, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8


x2 = 4


x= 2


so


(0)2= 0


(1)2 = 1


(2)2= 4


(-2)2 = 4


(-1)2 =1


The elements of the set are -2, -1, 0, 1, 2


C= {-2, -1, 0, 1, 2}


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