Find the linear approximation of the function $f(x, y, z) = \sqrt{x^2 + y^2 + z^2}$ at $(2, 4, 4)$ and use it to approximate the number $\sqrt{2.02^2 + 3.97^2 + 3.99^2}$. (Round your answer to five decimal places.) $f(2.02, 3.97, 3.99) \approx$
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The partial derivative with respect to x is: ∂f/∂x = 2x The partial derivative with respect to y is: ∂f/∂y = 2y The partial derivative with respect to z is: ∂f/∂z = 2z Show more…
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