15x+15/10x+20*5x+10/5x^2-5

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Solution for 15x+15/10x+20*5x+10/5x^2-5 equation: 


x in (-oo:+oo)

(10/5)*x^2+15*x+(15/10)*x+5*20*x-5 = 0

2*x^2+233/2*x-5 = 0

DELTA = (233/2)^2-(-5*2*4)

DELTA = 54449/4

DELTA > 0

x = ((54449/4)^(1/2)-233/2)/(2*2) or x = (-(54449/4)^(1/2)-233/2)/(2*2)

x = ((54449/4)^(1/2)-233/2)/4 or x = (-((54449/4)^(1/2)+233/2))/4

x in { (-((54449/4)^(1/2)+233/2))/4, ((54449/4)^(1/2)-233/2)/4 }

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