MediumPartial derivatives

Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) §13.3 Tangent Planes and Linear Approximations, #20 · Multivariable Calculus · Partial derivatives

Resistances … and … have parallel resistance …, where

Resistances $R_{1}$ and $R_{2}$ have parallel resistance $R$ , where $1/ R = 1/ R_{1} + 1/ R_{2}$ . Is $R$ more sensitive to $Δ R_{1}$ or $Δ R_{2}$ if $R_{1} = 1$ and $R_{2} = 2$ ?

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Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) · §13.3 Tangent Planes and Linear Approximations, #20

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