3/7x^2+5x-1/2=0

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Solution for 3/7x^2+5x-1/2=0 equation: 


x in (-oo:+oo)

(3/7)*x^2+5*x-(1/2) = 0

(3/7)*x^2+5*x-1/2 = 0

3/7*x^2+5*x-1/2 = 0

DELTA = 5^2-(-1/2*3/7*4)

DELTA = 181/7

DELTA > 0

x = ((181/7)^(1/2)-5)/(3/7*2) or x = (-(181/7)^(1/2)-5)/(3/7*2)

x = 7/6*((181/7)^(1/2)-5) or x = -7/6*((181/7)^(1/2)+5)

x in { -7/6*((181/7)^(1/2)+5), 7/6*((181/7)^(1/2)-5) }

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