Physics Undergraduate over 9 yearsago

どちらかだけでもいいので教えてください

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Physics Undergraduate over 9 yearsago

上の問題教えてください

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Physics Undergraduate over 9 yearsago

問1教えてください！！

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Physics Undergraduate over 9 yearsago

教えてください！！！

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Physics Undergraduate over 9 yearsago

教えてくださーい🙏🙏🙏

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