7-3i/4i

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Solution for 7-3i/4i equation: 


i in (-oo:+oo)

7-(((3*i)/4)*i) = 0

(-3/4)*i^2+7 = 0

-3/4*i^2 = -7 // : -3/4

i^2 = 28/3

i^2 = 28/3 // ^ 1/2

abs(i) = (28/3)^(1/2)

i = (28/3)^(1/2) or i = -(28/3)^(1/2)

i in { (28/3)^(1/2), -(28/3)^(1/2) }

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