(sina-cosa)^2=1-sin2a怎么证明,
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/30 15:37:52
![(sina-cosa)^2=1-sin2a怎么证明,](/uploads/image/z/1801940-68-0.jpg?t=%EF%BC%88sina-cosa%EF%BC%89%5E2%3D1-sin2a%E6%80%8E%E4%B9%88%E8%AF%81%E6%98%8E%2C)
xнN0W"uu%Y9@hb $&ҙ`F㠊@:\]}:ulO]
^~S4t5
}|~>ߎl$uجSjphn-xIɻaRntO9-k,$ Ia7\zT_:
zTxOt(*i) uJp8JDq,:[E S/%
K+aK&be/\
(sina-cosa)^2=1-sin2a怎么证明,
(sina-cosa)^2=1-sin2a怎么证明,
(sina-cosa)^2=1-sin2a怎么证明,