x^2/2+7/2x=2

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Solution for x^2/2+7/2x=2 equation: 


x in (-oo:+oo)

(x^2)/2+(7/2)*x = 2 // - 2

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

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

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

DELTA = 65/4

DELTA > 0

x = ((65/4)^(1/2)-7/2)/(1/2*2) or x = (-(65/4)^(1/2)-7/2)/(1/2*2)

x = (65/4)^(1/2)-7/2 or x = -((65/4)^(1/2)+7/2)

x in { -((65/4)^(1/2)+7/2), (65/4)^(1/2)-7/2 }

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