1/2+2/h=1/h

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Solution for 1/2+2/h=1/h equation: 


D( h )

h = 0

h = 0

h = 0

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

2/h+1/2 = 1/h // - 1/h

2/h-(1/h)+1/2 = 0

2/h-h^-1+1/2 = 0

1*h^-1 = -1/2 // : 1

h^-1 = -1/2

-1 < 0

1/(h^1) = -1/2 // * h^1

1 = -1/2*h^1 // : -1/2

-2 = h^1

h = -2

h = -2

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