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[函数] 导数、周期函数应用 求 切线方程

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走走看看 posted 2024-6-19 16:28 |Read mode
设函数$f(x)=\begin{cases} e^x  & x≥0 \\f( x+2) & x<0 \end{cases}$,则曲线y=f(x)在(-3,f(-3))处的切线方程。

只有题目,没有答案。
f(-3)好算,但f'(-3)怎么算呢?

在几何画板中,如何展示x<0的部分呢?

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爪机专用 posted 2024-6-19 16:42
f'(-3)=f'(-1)=f'(1)
I am majia of kuing

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original poster 走走看看 posted 2024-6-19 21:29
导数也是周期函数啊,谢谢指点!

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