(sin15°cos25°-sin40°)/(cos15°cos25°-cos40°)

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/29 19:37:45
(sin15°cos25°-sin40°)/(cos15°cos25°-cos40°)
xKN0RE5vt@hb $NzT$UWg4mܜ_)B4%].7bs- ,n[gܚ_vڔ"SUSW rq)h{/iڱ!8;a kPsR؎ЈW(z}#^4T Ry@ gkA7VjDžyW|_za1,(k4]9T<4%?pKюC

(sin15°cos25°-sin40°)/(cos15°cos25°-cos40°)
(sin15°cos25°-sin40°)/(cos15°cos25°-cos40°)

(sin15°cos25°-sin40°)/(cos15°cos25°-cos40°)

-cot15°