5x/12-x-x^2

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Solution for 5x/12-x-x^2 equation: 


x in (-oo:+oo)

(5*x)/12-x^2-x = 0

-x^2-7/12*x = 0

DELTA = (-7/12)^2-(-1*0*4)

DELTA = 49/144

DELTA > 0

x = ((49/144)^(1/2)+7/12)/(-1*2) or x = (7/12-(49/144)^(1/2))/(-1*2)

x = -7/12 or x = 0

x in { -7/12, 0 }

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