2r^2=1/2r-2/3

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Solution for 2r^2=1/2r-2/3 equation: 


r in (-oo:+oo)

2*r^2 = (1/2)*r-(2/3) // - (1/2)*r-(2/3)

2*r^2-((1/2)*r)+2/3 = 0

2*r^2+(-1/2)*r+2/3 = 0

2*r^2-1/2*r+2/3 = 0

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

DELTA = -61/12

DELTA < 0

r belongs to the empty set

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