4.2/x=1.5

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Solution for 4.2/x=1.5 equation: 


D( x )

x = 0

x = 0

x = 0

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

4.2/x = 1.5 // - 1.5

4.2/x-1.5 = 0

4.2*x^-1 = 1.5 // : 4.2

x^-1 = 0.35714286

-1 < 0

1/(x^1) = 0.35714286 // * x^1

1 = 0.35714286*x^1 // : 0.35714286

2.79999998 = x^1

x = 2.79999998

x = 2.79999998

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