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自从导数内容进入高中教材,导数便成为高考的新热点,应用导数的几何意义求曲线的切线方程是导数的重要应用之一,但同学们在
Since the derivative content into high school teaching materials, the derivative has become a new hot spot in the college entrance examination, the geometric meaning of the application of the derivative of the tangent curve is one of the important applications of derivatives, but students in