姓名 ______________________日期 ____________得分 ____ / 12
分式函数的渐近线与空心点练习
分式函数的渐近线与空心点 · 1–12
求垂直渐近线、水平渐近线以及空心点（如果有）。
1.f(x) = 5(x + 7)x2 + 3x + 2
2.f(x) = (x + 5)x2 − x − 20
3.f(x) = −6(x − 7)x2 + 3x − 10
4.f(x) = 4(x − 2)x2 − 11x + 30
5.f(x) = −8(x + 6)x2 − 4x − 12
6.f(x) = −2(x − 7)x2 + x − 6
7.f(x) = −5(x)x2 − 9x + 20
8.f(x) = 2(x − 7)x2 + x − 30
10.f(x) = −2(x − 1)x2 − 9x + 20
11.f(x) = 2(x − 7)x2 − 7x + 12
12.f(x) = −6(x + 4)x2 − 7x + 6
答案 — 分式函数的渐近线与空心点练习
分式函数的渐近线与空心点
1.垂直渐近线：x = −2, x = −1；水平渐近线：y = 0
2.垂直渐近线：x = −4, x = 5；水平渐近线：y = 0
3.垂直渐近线：x = −5, x = 2；水平渐近线：y = 0
4.垂直渐近线：x = 5, x = 6；水平渐近线：y = 0
5.垂直渐近线：x = −2, x = 6；水平渐近线：y = 0
6.垂直渐近线：x = −3, x = 2；水平渐近线：y = 0
7.垂直渐近线：x = 4, x = 5；水平渐近线：y = 0
8.垂直渐近线：x = −6, x = 5；水平渐近线：y = 0
9.垂直渐近线：x = 0, x = 2；水平渐近线：y = 0
10.垂直渐近线：x = 4, x = 5；水平渐近线：y = 0
11.垂直渐近线：x = 3, x = 4；水平渐近线：y = 0
12.垂直渐近线：x = 1, x = 6；水平渐近线：y = 0
mathsheetstudio.commathsheetstudio.commathsheetstudio.commathsheetstudio.commathsheetstudio.commathsheetstudio.commathsheetstudio.commathsheetstudio.com