Question

(2+2
$(2 + \sqrt{2) { }^{2} }$

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Answer 1

${(2 + \sqrt{2} })^{2}$

$4 + 2 = 6$

Answer 2

Answer:

$2 + \sqrt{ {2}^{2} } \\ 2 + \sqrt{2 \times 2} \\ 2 + 2 \\ 4$