-(9/u)=6

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Solution for -(9/u)=6 equation: 


D( u )

u = 0

u = 0

u = 0

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

-(9/u) = 6 // - 6

-(9/u)-6 = 0

-9*u^-1-6 = 0

-9*u^-1 = 6 // : -9

u^-1 = -2/3

-1 < 0

1/(u^1) = -2/3 // * u^1

1 = -2/3*u^1 // : -2/3

-3/2 = u^1

u = -3/2

u = -3/2

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