求y=3sin(2x+ π⼀4)的最大值,最小值的自变量集合

2025-02-25 11:51:13
推荐回答(1个)
回答1:

max:2x+π/4=2kπ+π/2 2x=2kπ+π/4 x=kπ+π/8
min:2x+π/4=2kπ-π/2 2x=2kπ-3π/4 x=kπ-3π/8