微積分／合成関数の微分2回目　計算方法

New channel 微分積分入門: title sample judged 'whole' (A dedicated calculus teaching channel with consistent worked-example lectures on derivatives, integrals, and series expa); 1 of 3 sampled transcripts showed teaching, 0 not; every title checked strictly; oEmbed verified.

A 7-minute video from 微分積分入門: “微積分／合成関数の微分2回目　計算方法”.

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