x2-5x=-9/4

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Solution for x2-5x=-9/4 equation: 


x in (-oo:+oo)

x^2-(5*x) = -9/4 // + -9/4

x^2-(5*x)-(-9/4) = 0

x^2-5*x+9/4 = 0

x^2-5*x+9/4 = 0

DELTA = (-5)^2-(1*9/4*4)

DELTA = 16

DELTA > 0

x = (16^(1/2)+5)/(1*2) or x = (5-16^(1/2))/(1*2)

x = 9/2 or x = 1/2

x in { 1/2, 9/2 }

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