dragondash2007
dragondash2007
01-10-2020
Mathematics
contestada
find r^3+1/r^3 if r+1/r=sqrt2
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Hi030
Hi030
01-10-2020
Answer
[tex]r=\frac{-1-\sqrt{-3} }{2} =\frac{-1-i\sqrt{-3} }{2}=-0.5000-0.8660i[/tex]
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