ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿Ä³Í¬Ñ§Óá°Îåµã·¨¡±»º¯Êýf(x)=Asin(¦Øx+)(A>0£¬¦Ø>0£¬|
|<
)ÔÚijһ¸öÖÜÆÚÄÚµÄͼÏóʱ£¬ÁÐ±í²¢ÌîÈëÁ˲¿·ÖÊý¾Ý£¬Èç±í£º
¦Øx+ | 0 | ¦Ð | 2¦Ð | ||
x | |||||
Asin(¦Øx+ | 0 | 5 | -5 | 0 |
£¨1£©Ç뽫ÉϱíÊý¾Ý²¹³äÍêÕû£¬²¢Çó³öº¯Êýf(x)µÄ½âÎöʽ£»
£¨2£©½«y=f(x)µÄͼÏóÏò×óƽÒƸöµ¥Î»£¬µÃµ½º¯Êýy=g(x)µÄͼÏó.Èô¹ØÓÚxµÄ·½³Ìg(x)-m=0ÔÚÇø¼ä[0£¬
]ÉÏÓÐÁ½¸ö²»Í¬µÄ½â£¬ÇóʵÊýmµÄÈ¡Öµ·¶Î§.
¡¾´ð°¸¡¿£¨1£©²¹È«±í¸ñ¼û½âÎö£¬£»£¨2£©
¡¾½âÎö¡¿
£¨1£©²¹È«±í¸ñ£¬¸ù¾Ý±í¸ñËù¸øÊý¾ÝÇóµÃµÄÖµ£¬ÓÉ´ËÇóµÃ
µÄ½âÎöʽ.
£¨2£©ÇóµÃµÄ½âÎöʽ£¬ÇóµÃ
ÔÚ
Éϵĵ¥µ÷ÐÔ£¬½ø¶øÇóµÃ
µÄÈ¡Öµ·¶Î§.
£¨1£©²¹È«±í¸ñÈçÏ£º
0 | ¦Ð | 2¦Ð | |||
0 | 5 | -5 | 0 |
¸ù¾Ý±í¸ñÊý¾Ý¿ÉÖª£¬
£¬¶ø
£¬ËùÒÔ
.ËùÒÔ
£¬
£¬ÓÉÓÚ
£¬ËùÒÔ
.ËùÒÔ
.
£¨2£©ÒÀÌâÒâ¿ÉÖª£¬.ÓÉ
£¬µÃ
.ËùÒÔµ±
£¬¼´
ʱ£¬
µÝÔö£»µ±
£¬¼´
ʱ£¬
µÝ¼õ.
.ËùÒÔ
µÄÈ¡Öµ·¶Î§ÊÇ
.
![](http://thumb2018.1010pic.com/images/loading.gif)
¡¾ÌâÄ¿¡¿½üÄêµç×ÓÉÌÎñÅ·¢Õ¹£¬ ÄêijÍø¹ºÆ½Ì¨¡°Ë«
¡±Ò»ÌìµÄÏúÊÛÒµ¼¨¸ß´ï
ÒÚÔªÈËÃñ±Ò£¬Æ½Ì¨¶Ôÿ´Î³É¹¦½»Ò׶¼ÓÐÕë¶ÔÉÌÆ·ºÍ¿ìµÝÊÇ·ñÂúÒâµÄÆÀ¼Ûϵͳ.´Ó¸ÃÆÀ¼ÛϵͳÖÐÑ¡³ö
´Î³É¹¦½»Ò×£¬²¢¶ÔÆäÆÀ¼Û½øÐÐͳ¼Æ£¬Íø¹ºÕ߶ÔÉÌÆ·µÄÂúÒâÂÊΪ
£¬¶Ô¿ìµÝµÄÂúÒâÂÊΪ
£¬ÆäÖжÔÉÌÆ·ºÍ¿ìµÝ¶¼ÂúÒâµÄ½»Ò×Ϊ
´Î.
£¨1£©¸ù¾ÝÒÑÖªÌõ¼þÍê³ÉÏÂÃæµÄÁÐÁª±í£¬²¢»Ø´ðÄÜ·ñÓÐ
µÄ°ÑÎÕÈÏΪ¡°Íø¹ºÕ߶ÔÉÌÆ·ÂúÒâÓë¶Ô¿ìµÝÂúÒâÖ®¼äÓйØϵ¡±£¿
¶Ô¿ìµÝÂúÒâ | ¶Ô¿ìµÝ²»ÂúÒâ | ºÏ¼Æ | |
¶ÔÉÌÆ·ÂúÒâ | |||
¶ÔÉÌÆ·²»ÂúÒâ | |||
ºÏ¼Æ |
£¨2£©Èô½«ÆµÂÊÊÓΪ¸ÅÂÊ£¬Ä³ÈËÔÚ¸ÃÍø¹ºÆ½Ì¨ÉϽøÐеĴιºÎïÖУ¬Éè¶ÔÉÌÆ·ºÍ¿ìµÝ¶¼ÂúÒâµÄ´ÎÊýΪËæ»ú±äÁ¿
£¬Çó
µÄ·Ö²¼ÁкÍÊýѧÆÚÍû
.
¸½£º £¨ÆäÖÐ
ΪÑù±¾ÈÝÁ¿£©