en15712novotneye en15712novotneye

22-03-2017
Mathematics

contestada

What are the roots of 7x2 + 392 = 0?

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22-03-2017

x=2i√14,−2i√14 is the answer I think

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Lionsbebold Lionsbebold

22-03-2017

The answer is 406 7*2=14 so 14+392=406

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