求满足sin(x+π/4)大于等于√2/2的x的取值范围
问题描述:
求满足sin(x+π/4)大于等于√2/2的x的取值范围
答
2kπ+π/4 2kπ x的取值范围是[2kπ,2kπ+ π/2](k∈z)
求满足sin(x+π/4)大于等于√2/2的x的取值范围
2kπ+π/4 2kπ x的取值范围是[2kπ,2kπ+ π/2](k∈z)