(-9x+5)+(3x2+1/2x-7)

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Solution for (-9x+5)+(3x2+1/2x-7) equation: 


x in (-oo:+oo)

3*x^2-9*x+(1/2)*x-7+5 = 0

3*x^2-17/2*x-2 = 0

DELTA = (-17/2)^2-(-2*3*4)

DELTA = 385/4

DELTA > 0

x = ((385/4)^(1/2)+17/2)/(2*3) or x = (17/2-(385/4)^(1/2))/(2*3)

x = ((385/4)^(1/2)+17/2)/6 or x = (17/2-(385/4)^(1/2))/6

x in { (17/2-(385/4)^(1/2))/6, ((385/4)^(1/2)+17/2)/6 }

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