exam Maths Puzzle Numerical Ability

Solve the equation: x+2-2 sqrt of x+2 =0
The answer is one of the following: A.x=-2,2 B.x=-2,0 C.x=4 D.x=4,8

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Hi I need help on these questions the answers are fine :) I know that these are considored four questions
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I have been struggling on this problem for a while now and I was wondering if anyone could help me? I would deeply appreciate it!! Please and Thank You!!

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