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As an example:For anyone who is driving a car, the derivative of one's place with respect to time is your velocity. It lets you know how fast your position is switching as time passes.If You are looking at a graph of『アメ横大津屋 うるちあわ アワ 粟 あわ 穀物 雑穀米』食卓を彩る【口コミ・レビュー・評判/どこ�