en15712novotneye en15712novotneye

22-03-2017
Mathematics

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

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SoccerGirl920 SoccerGirl920

22-03-2017

x=2i square root of 14, x=-2i square root of 14.
Hope this helps!

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Аноним Аноним

22-03-2017

I hope this helps you

7 (x^2+56)=0

x^2= -56

x^2=i^2.56

x= i.2 square root of 14

x= -i.2 square root of 14

Answer Link

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