x^2+6x+9/5x+15

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Solution for x^2+6x+9/5x+15 equation: 


x in (-oo:+oo)

x^2+6*x+(9/5)*x+15 = 0

x^2+39/5*x+15 = 0

DELTA = (39/5)^2-(1*4*15)

DELTA = 21/25

DELTA > 0

x = ((21/25)^(1/2)-39/5)/(1*2) or x = (-(21/25)^(1/2)-39/5)/(1*2)

x = ((21/25)^(1/2)-39/5)/2 or x = (-((21/25)^(1/2)+39/5))/2

x in { (-((21/25)^(1/2)+39/5))/2, ((21/25)^(1/2)-39/5)/2 }

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