1.求满足cosx≥1/2(x∈[-π,π])的x的取值范围2.求满足sinx≤根号3/2(x∈[0,2π)]的x的取值范围

来源：学生作业帮助网编辑：六六作业网时间：2024/07/17 09:59:29

1.求满足cosx≥1/2(x∈[-π,π])的x的取值范围2.求满足sinx≤根号3/2(x∈[0,2π)]的x的取值范围1.求满足cosx≥1/2(x∈[-π,π])的x的取值范围2.求满足sin

1.求满足cosx≥1/2(x∈[-π,π])的x的取值范围2.求满足sinx≤根号3/2(x∈[0,2π)]的x的取值范围
1.求满足cosx≥1/2(x∈[-π,π])的x的取值范围
2.求满足sinx≤根号3/2(x∈[0,2π)]的x的取值范围

1.求满足cosx≥1/2(x∈[-π,π])的x的取值范围2.求满足sinx≤根号3/2(x∈[0,2π)]的x的取值范围
1.[-π/3,π/3]
2.{x|2kπ+2π/3