12/u+13/7u

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Solution for 12/u+13/7u equation: 


D( u )

u = 0

u = 0

u = 0

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

(13/7)*u+12/u = 0

13/7*u^1+12*u^-1 = 0

(13/7*u^2+12*u^0)/(u^1) = 0 // * u^2

u^1*(13/7*u^2+12*u^0) = 0

u^1

(13/7)*u^2+12 = 0

(13/7)*u^2+12 = 0

DELTA = 0^2-(4*12*(13/7))

DELTA = -624/7

DELTA < 0

u in { } 

u belongs to the empty set

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