Question

x2+4x+4
$x { }^{2} + 4x + 4$
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Answer 1

Answer:

${x}^{2} + 4x + 4 \\ = {x}^{2} + 2 \times 2 \times x + {2}^{2} \\ = {(x + 2)}^{2} \\ = (x + 2)(x + 2)$

Answer 2

Answer:

this is correct......................