4/3x^2-2/7x

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Solution for 4/3x^2-2/7x equation: 


x in (-oo:+oo)

(4/3)*x^2-((2/7)*x) = 0

(4/3)*x^2+(-2/7)*x = 0

4/3*x^2-2/7*x = 0

DELTA = (-2/7)^2-(0*4/3*4)

DELTA = 4/49

DELTA > 0

x = ((4/49)^(1/2)+2/7)/(4/3*2) or x = (2/7-(4/49)^(1/2))/(4/3*2)

x = 3/14 or x = 0

x in { 0, 3/14 }

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