sin17兀⼀4的三角函数值

2024-12-11 22:14:05
推荐回答(2个)
回答1:

sin(17兀/4)
=sin(4π+π/4)
=sin(π/4)
=√2/2

行家正解,不明白可以追问!祝您学习进步
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回答2:

2分之根2