sin(a-p)cosa-cos(p-a)sina=3/5sin(a-p)cosa+cos(a-p))sina=3/5

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/18 10:50:34
sin(a-p)cosa-cos(p-a)sina=3/5sin(a-p)cosa+cos(a-p))sina=3/5
x)+H-L/N@D[c}SdIm$I*ǯCC lh fՀ4< P\gr Xm

sin(a-p)cosa-cos(p-a)sina=3/5sin(a-p)cosa+cos(a-p))sina=3/5
sin(a-p)cosa-cos(p-a)sina=3/5
sin(a-p)cosa+cos(a-p))sina=3/5

sin(a-p)cosa-cos(p-a)sina=3/5sin(a-p)cosa+cos(a-p))sina=3/5
sin(a-p)cosa-cos(p-a)sina=sin(a-p-a)=sin(-p)=3/5,则sinP=-3/5