-x^2+3x-(7/2)=0

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Solution for -x^2+3x-(7/2)=0 equation: 


x in (-oo:+oo)

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

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

x^2+3*x-7/2 = 0

DELTA = 3^2-(-7/2*1*4)

DELTA = 23

DELTA > 0

x = (23^(1/2)-3)/(1*2) or x = (-23^(1/2)-3)/(1*2)

x = (23^(1/2)-3)/2 or x = (-(23^(1/2)+3))/2

x in { (-(23^(1/2)+3))/2, (23^(1/2)-3)/2 }

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