3/w-3-2/w2-9

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Solution for 3/w-3-2/w2-9 equation: 


D( w )

w^2 = 0

w = 0

w^2 = 0

w^2 = 0

1*w^2 = 0 // : 1

w^2 = 0

w = 0

w = 0

w = 0

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

3/w-(2/(w^2))-9-3 = 0

3/w-2*w^-2-9-3 = 0

3*w^-1-2*w^-2-12 = 0

t_1 = w^-1

3*t_1^1-2*t_1^2-12 = 0

3*t_1-2*t_1^2-12 = 0

DELTA = 3^2-(-12*(-2)*4)

DELTA = -87

DELTA < 0

w belongs to the empty set

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