9-4i/8.5i

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Solution for 9-4i/8.5i equation: 


i in (-oo:+oo)

9-(((4*i)/8.5)*i) = 0

9-0.47058824*i^2 = 0

-0.47058824*i^2 = -9 // : -0.47058824

i^2 = 19.12499981

i^2 = 19.12499981 // ^ 1/2

abs(i) = 19.12499981^(1/2)

i = 19.12499981^(1/2) or i = -19.12499981^(1/2)

i in { 19.12499981^(1/2), -19.12499981^(1/2) }

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