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prealgebra intermediate

Problem

If

x + 2 = 2

, then

(x + 2)^{2}

equals:

(A)

2

(B)

2

(C)

4

(D)

8

(E)

16

Solution

If we square both sides of the

x + 2 = 2

, we will get

x + 2 = 4

, if we square that again, we get

(x + 2)^{2} = 16

Final answer

E