已知cos(兀/6- θ )=a 求sin(7兀/3-θ )
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/09 05:36:39
![已知cos(兀/6- θ )=a 求sin(7兀/3-θ )](/uploads/image/z/1729860-60-0.jpg?t=%E5%B7%B2%E7%9F%A5cos%28%E5%85%80%2F6-+%CE%B8+%29%3Da+%E6%B1%82sin%287%E5%85%80%2F3-%CE%B8+%29)
xUn@~[J/v^d8q)yR)B]PJ$B
Ҙ4@=kW`v1
{Z|3;k^e;}!¶Te$l<7(?WV+r|rp[]iZTg&;dt]WpsUGTDǠhߘsfӚZR4p)-!uȭYY`Ҏٻ`jsx6t: ."FNfSͦѦ{Q4HDQSTiM̧[23R.:7[;RGѢ5=-"~I?gnb%,aX:CF {Yt>ueˎ;jm2aXu%-y㴖B7_;=%W`2w__F~crcGkcKptp9nN'|9H Jdf1Cp<