Çë°ÑÏÂÁи÷ÊýÌîÔÚÏàÓ¦µÄ¼¯ºÏÄÚ
+4£¬-1£¬-|-
1
2
|£¬-£¨+
2
7
£©£¬-£¨-2£©£¬0£¬2.5£¬¦Ð£¬-1.22£¬100%
ÕýÊý¼¯ºÏ£º{
+4£¬-£¨-2£©£¬2.5£¬¦Ð£¬100%
+4£¬-£¨-2£©£¬2.5£¬¦Ð£¬100%
¡­}
·Ç¸ºÕûÊý¼¯ºÏ£º{
+4£¬-£¨-2£©£¬0£¬100%
+4£¬-£¨-2£©£¬0£¬100%
¡­}
¸º·ÖÊý¼¯ºÏ£º{
-|-
1
2
|£¬-£¨+
2
7
£©£¬-1.22
-|-
1
2
|£¬-£¨+
2
7
£©£¬-1.22
¡­}£®
·ÖÎö£º¸ù¾ÝÕýÊý¡¢ÕûÊý¼°·ÖÊýµÄ¶¨Ò壬½áºÏËù¸øÊý¾Ý¼´¿ÉµÃ³ö´ð°¸£®
½â´ð£º½â£ºÕýÊý¼¯ºÏΪ£º{+4£¬-£¨-2£©£¬2.5£¬¦Ð£¬100%¡­}£»
·Ç¸ºÕûÊý¼¯ºÏΪ£º{+4£¬-£¨-2£©£¬0£¬100%¡­}£»
¸º·ÖÊý¼¯ºÏΪ£º{-|-
1
2
|£¬-£¨+
2
7
£©£¬-1.22£¬¡­}£®
µãÆÀ£º±¾Ì⿼²éÁËÓÐÀíÊýµÄ֪ʶ£¬¹Ø¼üÊÇÕÆÎÕÕýÊý¡¢¸ºÊý¡¢·ÖÊýµÄ¶¨Ò壬ÊôÓÚ»ù´¡Ì⣮
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º³õÖÐÊýѧ À´Ô´£º ÌâÐÍ£º

Çë°ÑÏÂÁи÷ÊýÌîÔÚÏàÓ¦µÄ¼¯ºÏÄÚ
+4£¬0.333¡­£¬-Ø­-
1
2
Ø­£¬-£¨+
2
7
£©£¬¦Ð£¬-£¨-2£©£¬0£¬2.5£¬-1.232232223¡­£¬
ÕýÓÐÀíÊý¼¯ºÏ£º{
4£¬0.333¡­£¬-£¨-2£©£¬2.5
4£¬0.333¡­£¬-£¨-2£©£¬2.5
¡­}
·Ç¸ºÕûÊý¼¯ºÏ£º{
{+4£¬-£¨-2£©£¬0
{+4£¬-£¨-2£©£¬0
¡­}
¸º·ÖÊý¼¯ºÏ£º{
-Ø­-
1
2
Ø­£¬-£¨+
2
7
£©
-Ø­-
1
2
Ø­£¬-£¨+
2
7
£©
¡­}
ÎÞÀíÊý¼¯ºÏ£º{
¦Ð£¬-1.232232223¡­
¦Ð£¬-1.232232223¡­
¡­}£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÊýѧ À´Ô´£º ÌâÐÍ£º

Çë°ÑÏÂÁи÷ÊýÌîÔÚÏàÓ¦µÄ¼¯ºÏÄÚ£º
1
2
£¬-5£¬0.34£¬-2
1
2
£¬0
£¬20£¬-3.14£¬-1£¬
ÕýÊý¼¯ºÏ   {                                }
¸ºÕûÊý¼¯ºÏ {                                }
ÕûÊý¼¯ºÏ  {                                }
·ÖÊý¼¯ºÏ   {                                }
·ÇÕýÊý¼¯ºÏ {                                }
·Ç¸ºÕûÊý¼¯ºÏ {                                }£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÊýѧ À´Ô´£º2012-2013ѧÄê½­ËÕÎÞÎýÊÐÑ©ÀËÖÐѧÆßÄ꼶12ÔÂÖÊÁ¿¼à²âÊýѧÊÔ¾í£¨´ø½âÎö£© ÌâÐÍ£º½â´ðÌâ

Çë°ÑÏÂÁи÷ÊýÌîÔÚÏàÓ¦µÄ¼¯ºÏÄÚ£¨±¾Ð¡Ìâ4·Ö£©
£«4£¬£­1£¬£­£¬£­(£«)£¬£­(£­2)£¬0£¬2.5£¬¦Ð£¬£­1.22£¬100%
ÕýÊý¼¯ºÏ£º{                         }
·Ç¸ºÕûÊý¼¯ºÏ£º{                   }

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÊýѧ À´Ô´£º2012-2013ѧÄê½­ËÕÎÞÎýÊÐÆßÄ꼶12ÔÂÖÊÁ¿¼à²âÊýѧÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£º½â´ðÌâ

Çë°ÑÏÂÁи÷ÊýÌîÔÚÏàÓ¦µÄ¼¯ºÏÄÚ£¨±¾Ð¡Ìâ4·Ö£©

£«4£¬£­1£¬£­£¬£­(£«)£¬£­(£­2)£¬0£¬2.5£¬¦Ð£¬£­1.22£¬100%

ÕýÊý¼¯ºÏ£º{                         }

·Ç¸ºÕûÊý¼¯ºÏ£º{                   }

 

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸