题目
已知函数f（x）=sin
| 2 |
| 3 |
提问时间：2021-01-08
答案
函数f（x）=sin
x+cos（
x-
）=sin
x+cos
xcos
+sin
sin
=
sin
+
| 2 |
| 3 |
| 2 |
| 3 |
| π |
| 6 |
| 2 |
| 3 |
| 2 |
| 3 |
| π |
| 6 |
| 2x |
| 3 |
| π |
| 6 |
| 3 |
| 2 |
| 2x |
| 3 |
| 2 |
| 3 |
提问时间：2021-01-08
| 2 |
| 3 |
| 2 |
| 3 |
| π |
| 6 |
| 2 |
| 3 |
| 2 |
| 3 |
| π |
| 6 |
| 2x |
| 3 |
| π |
| 6 |
| 3 |
| 2 |
| 2x |
| 3 |