7/b=1/9

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Solution for 7/b=1/9 equation: 


D( b )

b = 0

b = 0

b = 0

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

7/b = 1/9 // - 1/9

7/b-(1/9) = 0

7/b-1/9 = 0

7*b^-1 = 1/9 // : 7

b^-1 = 1/63

-1 < 0

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

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

63 = b^1

b = 63

b = 63

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