11/81=121/x

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Solution for 11/81=121/x equation: 


D( x )

x = 0

x = 0

x = 0

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

11/81 = 121/x // - 121/x

11/81-(121/x) = 0

11/81-121*x^-1 = 0

-121*x^-1 = -11/81 // : -121

x^-1 = 1/891

-1 < 0

1/(x^1) = 1/891 // * x^1

1 = 1/891*x^1 // : 1/891

891 = x^1

x = 891

x = 891

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