1/2z^2-3z=0

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Solution for 1/2z^2-3z=0 equation: 


z in (-oo:+oo)

(1/2)*z^2-(3*z) = 0

(1/2)*z^2-3*z = 0

1/2*z^2-3*z = 0

DELTA = (-3)^2-(0*1/2*4)

DELTA = 9

DELTA > 0

z = (9^(1/2)+3)/(1/2*2) or z = (3-9^(1/2))/(1/2*2)

z = 6 or z = 0

z in { 0, 6 }

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