Mathematics
Senior High
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導関数dz/dtを求める問題なのですがわかる方教えてください。途中式もあると助かります。

(3) z = ey, x = cost, y = sint

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こちらでいかがでしょうか。
答え合ってますか?

爽健美茶

ありがとうございます!

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