求值域:y=2sin(2x+π⼀3),x∈【-π⼀6,π⼀6】。。

2025-02-23 06:20:24
推荐回答(2个)
回答1:

x∈[-π/6,π/6],则:
2x+π/3∈[0,2π/3]
则:sin(2x+π/3)∈[0,1]
则值域是:y∈[0,2]

回答2:

值域是[0,2]