Question

B = {x : x is an integer, x2

= 4}
in roster form​

Answer 1

Answer:

x=(_2,_1,0,1,2)

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Answer 2

Answer:

B =(2)

Because if we substitute 2 in the place of x it satisfies x² = 4

Step-by-step explanation:

hey mate here is your answer

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hope it helps