sin-3π/4= cos11π/6= tan13π/4= sin7π/2= cos-3π/2= sin10π/3=

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/08 19:27:57
sin-3π/4= cos11π/6= tan13π/4= sin7π/2= cos-3π/2= sin10π/3=

sin-3π/4= cos11π/6= tan13π/4= sin7π/2= cos-3π/2= sin10π/3=
sin-3π/4= cos11π/6= tan13π/4= sin7π/2= cos-3π/2= sin10π/3=

sin-3π/4= cos11π/6= tan13π/4= sin7π/2= cos-3π/2= sin10π/3=
sin-3π/4=-√2/2
cos11π/6=-√3/3
tan13π/4=1
sin7π/2=-1
cos-3π/2=0
sin10π/3=-√3/2