4/9=14/b

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Solution for 4/9=14/b equation: 


D( b )

b = 0

b = 0

b = 0

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

4/9 = 14/b // - 14/b

4/9-(14/b) = 0

4/9-14*b^-1 = 0

-14*b^-1 = -4/9 // : -14

b^-1 = 2/63

-1 < 0

1/(b^1) = 2/63 // * b^1

1 = 2/63*b^1 // : 2/63

63/2 = b^1

b = 63/2

b = 63/2

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