8-7i/4i

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Solution for 8-7i/4i equation: 


i in (-oo:+oo)

8-(((7*i)/4)*i) = 0

(-7/4)*i^2+8 = 0

-7/4*i^2 = -8 // : -7/4

i^2 = 32/7

i^2 = 32/7 // ^ 1/2

abs(i) = (32/7)^(1/2)

i = (32/7)^(1/2) or i = -(32/7)^(1/2)

i in { (32/7)^(1/2), -(32/7)^(1/2) }

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