姓名 ______________________日期 ____________得分 ____ / 12
复合函数练习
复合函数 · 1–12
求复合函数的值或化简复合函数。
1.f(x) = −4x + 4, g(x) = −3x − 7f(g(4)) =
2.f(x) = −2x − 3, g(x) = 3x − 6f(g(−3)) =
3.f(x) = 3x − 7, g(x) = 3x + 6f(g(0)) =
4.f(x) = −3x − 8, g(x) = x − 5f(g(1)) =
5.f(x) = x + 9, g(x) = 3x − 9f(g(3)) =
6.f(x) = 3x − 1, g(x) = −x + 6f(g(1)) =
7.f(x) = −5x − 4, g(x) = −3x + 4f(g(−1)) =
8.f(x) = −x − 5, g(x) = 4x + 9f(g(4)) =
9.f(x) = −5x − 9, g(x) = x + 7f(g(−3)) =
10.f(x) = 2x − 4, g(x) = 4xf(g(1)) =
11.f(x) = −x + 8, g(x) = −2x + 2f(g(3)) =
12.f(x) = −x + 4, g(x) = 3x − 5f(g(1)) =
mathsheetstudio.commathsheetstudio.commathsheetstudio.commathsheetstudio.commathsheetstudio.commathsheetstudio.commathsheetstudio.commathsheetstudio.com