x/2x+2x/x=58/21

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Solution for x/2x+2x/x=58/21 equation: 


D( x )

x = 0

x = 0

x = 0

x in (-oo:0) U (0:+oo)

(x/2)*x+(2*x)/x = 58/21 // - 58/21

(x/2)*x+(2*x)/x-(58/21) = 0

(x/2)*x+(2*x)/x-58/21 = 0

1/2*x^2 = 16/21 // : 1/2

x^2 = 32/21

x^2 = 32/21 // ^ 1/2

abs(x) = (32/21)^(1/2)

x = (32/21)^(1/2) or x = -(32/21)^(1/2)

x in { (32/21)^(1/2), -(32/21)^(1/2) }

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