摘要:则的取值范围是[0.36]. --- 14分
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已知函数f(x)=sin(ωx+
)+sin(ωx-
)+cosωx(其中ω为大于0的常数),若函数f(x)在[-
,
]上是增函数,则ω的取值范围是
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| π |
| 6 |
| π |
| 6 |
| π |
| 2 |
| π |
| 2 |
(0,
]
| 2 |
| 3 |
(0,
]
.| 2 |
| 3 |
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| π |
| 6 |
| π |
| 6 |
| π |
| 2 |
| π |
| 2 |
| 2 |
| 3 |
| 2 |
| 3 |