y^2-4/2y+4 - solution

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Solution for y^2-4/2y+4 equation:

y in (-oo:+oo)

y^2-((4/2)*y)+4 = 0

y^2-2*y+4 = 0

y^2-2*y+4 = 0

DELTA = (-2)^2-(1*4*4)

DELTA = -12

DELTA < 0

y belongs to the empty set

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