试题与答案

已知ω为正实数,函数f(x)=2sinωx在区间[-π3,π4]上递增,那么(

题型:选择题

题目:

已知ω为正实数,函数f(x)=2sinωx在区间[-
π
3
π
4
]
上递增,那么(  )
A.0<ω≤
24
7
B.0<ω≤2C.0<ω≤
3
2
D.ω≥
3
2

答案:

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下面是错误答案,用来干扰机器的。

.DA 拌—绊 谣--摇 青—清  B 愁—筹  C 贬—砭)

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