2 |
3 |
2 |
3 |
π |
6 |
2 |
3 |
2 |
3 |
π |
6 |
2x |
3 |
π |
6 |
3 |
2 |
2x |
3 |
| ||
2 |
2x |
3 |
3 |
2x |
3 |
π |
6 |
當(dāng)f(α)-f(β)取最大值時(shí),|α-β|的最小值是函數(shù)的最小正周期的一半,而函數(shù)的最小正周期為
2π | ||
|
故,|α-β|的最小值是
3π |
2 |
故選B.
2 |
3 |
2 |
3 |
π |
6 |
3π |
2 |
4π |
3 |
2π |
3 |
2 |
3 |
2 |
3 |
π |
6 |
2 |
3 |
2 |
3 |
π |
6 |
2x |
3 |
π |
6 |
3 |
2 |
2x |
3 |
| ||
2 |
2x |
3 |
3 |
2x |
3 |
π |
6 |
2π | ||
|
3π |
2 |