x^2-9x+81/4=0

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Solution for x^2-9x+81/4=0 equation: 


x in (-oo:+oo)

x^2-(9*x)+81/4 = 0

x^2-9*x+81/4 = 0

x^2-9*x+81/4 = 0

DELTA = (-9)^2-(1*4*81/4)

DELTA = 0

x = 9/(1*2)

x = 9/2 or x = 9/2

x in { 9/2, 9/2 }

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