3/4=12/x

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Solution for 3/4=12/x equation: 


D( x )

x = 0

x = 0

x = 0

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

3/4 = 12/x // - 12/x

3/4-(12/x) = 0

3/4-12*x^-1 = 0

-12*x^-1 = -3/4 // : -12

x^-1 = 1/16

-1 < 0

1/(x^1) = 1/16 // * x^1

1 = 1/16*x^1 // : 1/16

16 = x^1

x = 16

x = 16

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