z^2+4is=0

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Solution for z^2+4is=0 equation: 


Simplifying
z2 + 4is = 0

Reorder the terms:
4is + z2 = 0

Solving
4is + z2 = 0

Solving for variable 'i'.

Move all terms containing i to the left, all other terms to the right.

Add '-1z2' to each side of the equation.
4is + z2 + -1z2 = 0 + -1z2

Combine like terms: z2 + -1z2 = 0
4is + 0 = 0 + -1z2
4is = 0 + -1z2
Remove the zero:
4is = -1z2

Divide each side by '4s'.
i = -0.25s-1z2

Simplifying
i = -0.25s-1z2

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