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LuckyWell [14K]
3 years ago
11

What is the sum o

{-} 2 and \sqrt{} -18" alt="\sqrt{-} 2 and \sqrt{} -18" align="absmiddle" class="latex-formula">
Mathematics
1 answer:
Zanzabum3 years ago
3 0

Answer:

Step-by-step explanation:

\sqrt{-2}=\sqrt{2}i\\\\\sqrt{-18}=\sqrt{2*3*3}i=3\sqrt{2}i\\\\\sqrt{-2}+\sqrt{-18}= \sqrt{2}i+3\sqrt{2}i\\ =(1+3)\sqrt{2}i\\\\=4\sqrt{2}i

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