3a/a-6-18/a-6

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Solution for 3a/a-6-18/a-6 equation: 


D( a )

a = 0

a = 0

a = 0

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

(3*a)/a-(18/a)-6-6 = 0

(3*a)/a-18*a^-1-6-6 = 0

-18*a^-1 = 9 // : -18

a^-1 = -1/2

-1 < 0

1/(a^1) = -1/2 // * a^1

1 = -1/2*a^1 // : -1/2

-2 = a^1

a = -2

a = -2

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