题目内容
函数y=(1-
)(1+
)的导数为______.
| x |
| 1 | ||
|
因为y=(1-
)(1+
)=1-
+
-1=-x
+x-
,
所以y′=-
x-
-
x-
.
故答案为:-
x-
-
x-
.
| x |
| 1 | ||
|
| x |
| 1 | ||
|
| 1 |
| 2 |
| 1 |
| 2 |
所以y′=-
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 2 |
| 3 |
| 2 |
故答案为:-
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 2 |
| 3 |
| 2 |
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