[問題]三角函數
由 tangpakchiu 於 星期三 七月 26, 2006 2:19 pm
#ed_op#DIV#ed_cl##ed_op#FONT color=#000000#ed_cl#化簡(2 tan@+ (1/ ( 2tan@+ (1/ (2 tan@ +.......))^2 ,求化簡部驟~~~~~#ed_op#/FONT#ed_cl##ed_op#/DIV#ed_cl##ed_op#DIV#ed_cl##ed_op#/DIV#ed_cl##ed_op#DIV#ed_cl##ed_op#/DIV#ed_cl#