题目内容
设f(x)=
,则∫02f(x)dx=______.
|
∫02f(x)dx
=∫01f(x)dx+∫12f(x)dx
=∫01(x2)dx+∫12(2-x)dx
=
x3|01+( 2x-
x2)|12
=
+4-2-2+
=
.
∴∫02f(x)dx=
.
故答案为:
=∫01f(x)dx+∫12f(x)dx
=∫01(x2)dx+∫12(2-x)dx
=
| 1 |
| 3 |
| 1 |
| 2 |
=
| 1 |
| 3 |
| 1 |
| 2 |
| 5 |
| 6 |
∴∫02f(x)dx=
| 5 |
| 6 |
故答案为:
| 5 |
| 6 |
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