1/2+9/x+5/4

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Solution for 1/2+9/x+5/4 equation: 


D( x )

x = 0

x = 0

x = 0

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

9/x+1/2+5/4 = 0

9*x^-1 = -7/4 // : 9

x^-1 = -7/36

-1 < 0

1/(x^1) = -7/36 // * x^1

1 = -7/36*x^1 // : -7/36

-36/7 = x^1

x = -36/7

x = -36/7

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