3/a+2-2/a-1

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Solution for 3/a+2-2/a-1 equation: 


D( a )

a = 0

a = 0

a = 0

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

3/a-(2/a)-1+2 = 0

3/a-2*a^-1-1+2 = 0

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

a^-1 = -1

-1 < 0

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

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

-1 = a^1

a = -1

a = -1

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