x^2-7/2x-7/4

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Solution for x^2-7/2x-7/4 equation: 


x in (-oo:+oo)

x^2-((7/2)*x)-(7/4) = 0

x^2+(-7/2)*x-7/4 = 0

x^2-7/2*x-7/4 = 0

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

DELTA = 77/4

DELTA > 0

x = ((77/4)^(1/2)+7/2)/(1*2) or x = (7/2-(77/4)^(1/2))/(1*2)

x = ((77/4)^(1/2)+7/2)/2 or x = (7/2-(77/4)^(1/2))/2

x in { (7/2-(77/4)^(1/2))/2, ((77/4)^(1/2)+7/2)/2 }

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