5x^2-14/28x

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Solution for 5x^2-14/28x equation: 


x in (-oo:+oo)

5*x^2-((14/28)*x) = 0

5*x^2+(-1/2)*x = 0

5*x^2-1/2*x = 0

DELTA = (-1/2)^2-(0*4*5)

DELTA = 1/4

DELTA > 0

x = ((1/4)^(1/2)+1/2)/(2*5) or x = (1/2-(1/4)^(1/2))/(2*5)

x = 1/10 or x = 0

x in { 0, 1/10 }

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