sin(-5/6π)等于-sin(π-π/6)吗,后面又怎么算?
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/27 19:12:27
![sin(-5/6π)等于-sin(π-π/6)吗,后面又怎么算?](/uploads/image/z/5412452-68-2.jpg?t=sin%28-5%2F6%CF%80%EF%BC%89%E7%AD%89%E4%BA%8E-sin%EF%BC%88%CF%80-%CF%80%2F6%EF%BC%89%E5%90%97%2C%E5%90%8E%E9%9D%A2%E5%8F%88%E6%80%8E%E4%B9%88%E7%AE%97%3F)
sin(-5/6π)等于-sin(π-π/6)吗,后面又怎么算?
sin(-5/6π)等于-sin(π-π/6)吗,后面又怎么算?
sin(-5/6π)等于-sin(π-π/6)吗,后面又怎么算?
sin(-5/6π)=-sin(π-π/6)=-sinπ/6=-1/2
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来源:学生作业帮助网 编辑:作业帮 时间:2024/06/27 19:12:27
sin(-5/6π)等于-sin(π-π/6)吗,后面又怎么算?
sin(-5/6π)等于-sin(π-π/6)吗,后面又怎么算?
sin(-5/6π)等于-sin(π-π/6)吗,后面又怎么算?
sin(-5/6π)=-sin(π-π/6)=-sinπ/6=-1/2