Question

$2 + k + \sqrt{2} = 0$

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Answer 1

Step-by-step explanation:

See answer in above picture

Answer 2

Answer:

$2 + k + \sqrt{2} = 0 \\ </p><p>. \\ 2 + \sqrt{2} = - k \\ - k = 2 + \sqrt{2} \\ k = - 2 - \sqrt{2}$