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Answers for “为什么 dz 近似于 Δz？”

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The total differential is used in solving exact differential equations and for approximating the actual change in a function's value, where dz approximates Δz.

Conditions: The context involves differential equations or function approximation.

YouTubeIntroduction to the Total Differential

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Answers for “为什么 dz 近似于 Δz？”

What are some applications of the total differential?+