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切线方程练习
切线方程 · 1–12
写出在给定 x 值处的切线方程，用斜截式表示。
2.f(x) = 4x2 − 4x − 3, x = 4
3.f(x) = −3x2 − 2x − 3, x = 4
4.f(x) = −4x2 + 2x + 4, x = 2
5.f(x) = −3x2 + 2x + 7, x = 0
6.f(x) = −4x2 − x − 7, x = 2
7.f(x) = −4x2 + 2x − 5, x = 2
8.f(x) = −2x2 − 5x − 8, x = 1
9.f(x) = −2x2 − 6x + 2, x = 4
10.f(x) = 4x2 + 4x + 2, x = 4
11.f(x) = 2x2 + 4x + 1, x = 2
12.f(x) = 2x2 − 3x + 7, x = 2
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