1/R=1/R1+1/R2

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Solution for 1/R=1/R1+1/R2 equation: 


D( R )

R^1 = 0

R = 0

R^2 = 0

R^1 = 0

R^1 = 0

R = 0

R = 0

R = 0

R^2 = 0

R^2 = 0

1*R^2 = 0 // : 1

R^2 = 0

R = 0

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

1/R = 1/(R^1)+1/(R^2) // - 1/(R^1)+1/(R^2)

1/R-(1/(R^1))-(1/(R^2)) = 0

1/R-R^-1-R^-2 = 0

-1*R^-2 = 0 // : -1

R^-2 = 0

R naleu017Cy do O

R belongs to the empty set

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