cos5
cos - 5ΪʲôµÈÓÚcos5
1¡¢ÒòΪ5¶ÔÓ¦µÄ½ÇÔÚµÚËÄÏóÏÞ£¬ËùÒÔcos5ÊÇÕýÊý£¬¼´cos5£¾0£»£3¶ÔÓ¦µÄ½ÇÔÚµÚÈýÏóÏÞ£¬¶øµÚÈýÏóÏÞtanΪÕý£¬ËùÒÔtan(£3) £¾0 2¡¢ÓÉsin²a+cos²a=1£¬...
cos4ºÍcos5Ë´ó
cos4ºÍcos5Ïà±Ècos5´ó¡£¸ù¾Ý¹Û²ìcosͼÏñ¿ÉÖª£¬cosͼÏñÊÇÒÔ¦°Îª¶Ô³ÆÖáµÄÖá¶Ô³ÆͼÐΣ¬Í¼ÏñÉÏcos4Ϊ¸ºÊý£¬Ð¡ÓÚÁ㣬cos5ΪÕýÊý£¬´óÓÚÁ㣬cos5´ó¡£
y=cosax(a=1 - 5)µÄͼÏñʾÒâͼ - °Ù¶È¾Ñé
1 y=cos4xµÄÎåµãͼ±íÈçÏ¡£2 y=cos4xµÄʾÒâͼÈçÏ£º3 y=cos4x£¬ÎªÖÜÆÚº¯Êý¡£×îСÕýÖÜÆÚT=2¦Ð/w=2¦Ð/4=¦Ð/2¡£5.y=cos5x 1 y=...
ÈçºÎ¼ÇסËùÓеÄÈý½Çº¯Êý¹«Ê½?
cos(¦Ð£¦Á)=£cos¦Á tan(¦Ð£¦Á)=£tan¦Á cot(¦Ð£¦Á)=£cot¦Á 5¡¢¹«Ê½Î壺ÀûÓù«Ê½Ò»ºÍ¹«Ê½Èý¿ÉÒԵõ½2¦Ð-¦ÁÓë¦ÁµÄÈý½Çº¯ÊýÖµÖ®¼ä...
cos4cos5ÔõôËã
1rad=57¶È18·Ö(radͨ³£Ê¡ÂÔ£©£¬»»Ëã¾ÍÐÐÁË¡£Sin4·ûºÅΪ¸º£¬cos5ΪÕý£¬tan(-3)·ûºÅΪÕý
ÅжϷûºÅcos5µÄ´ð°¸
5=5¡Á¦Ð¡Â¦Ð¡Ö1.591549431¦Ð£»ÔÚµÚËÄÏóÏÞ£»¡àcos5£»ÎªÕýºÅ.
cos5ÊÇÕýµÄsin5ÊǸºµÄÕâ¾ä»°¶ÔÂð
´íÎó
Èý½Çº¯Êýcos¶ÔÕÕ±í
³£ÓÃÈý½Çº¯ÊýÖµ¶ÔÕÕ±í sin0=sin0¡ã=0 cos0=cos0¡ã=1 tan0=tan0¡ã=0sin15=0.650£»sin15¡ã=0.259 cos15=-0.759£»cos15¡ã=0.966 tan15=-0.855£»tan15¡ã=...
cos5¦ÐÔÚÄĸöÏóÏÞ
cos5¦Ð£½-1£¬cosµÄÖµÒ»ËÄÏóÏÞΪÕý£¬¶þÈýÏóÏÞΪ¸º£¬ËùÒԸõãx×ø±êΪ5¦Ð£¬yÖá×ø±êΪ-1£¬¼È¸ÃµãλÓÚµÚËÄÏóÏÞ¡£
ÍêÕûµÄÈý½Çº¯ÊýÖµ±íÊÇÔõÑùµÄ?
cos360=-0.284;cos360=cos0=1tan360=-3.380;tan360=tan0=0cos72¶È=[(5)-1]/4(ÀûÓûƽðµÈÑüÈý½ÇÐοɵóö)sin1=0.01745240643728351 sin2=0.03489949670250097 sin3=...