题目
题型:单选题难度:一般来源:不详
|
|
|
A.
| B.
| C.
| D.不存在 |
答案
∫02f(x)dx=∫01x2dx+∫12(2-x)dx=
1 |
3x |
. |
|
1 |
2 |
. |
|
=
1 |
3 |
1 |
2 |
=
5 |
6 |
故选C
核心考点
举一反三
|
A.2 | B.16 | C.2或16 | D.-2或16 |
f(2) |
f(1) |
f(3) |
f(2) |
f(2013) |
f(2012) |
|
|
|
A.
| B.
| C.
| D.不存在 |
1 |
3x |
. |
|
1 |
2 |
. |
|
1 |
3 |
1 |
2 |
5 |
6 |
|
A.2 | B.16 | C.2或16 | D.-2或16 |
f(2) |
f(1) |
f(3) |
f(2) |
f(2013) |
f(2012) |