8/12=2/b

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Solution for 8/12=2/b equation: 


D( b )

b = 0

b = 0

b = 0

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

8/12 = 2/b // - 2/b

8/12-(2/b) = 0

8/12-2*b^-1 = 0

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

b^-1 = 1/3

-1 < 0

1/(b^1) = 1/3 // * b^1

1 = 1/3*b^1 // : 1/3

3 = b^1

b = 3

b = 3

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