ijʳƷ³§´ÓÉú²úµÄ´üװʳƷÖÐËæ»ú³éÑù¼ì²âÿ´üµÄÖÊÁ¿ÊÇ·ñ·ûºÏ±ê×¼ÖÊÁ¿£¬³¬¹ý»ò²»×ãµÄÖÊÁ¿·Ö±ðÓÃÕý¡¢¸ºÊý±íʾ£¬ÀýÈ磫2±íʾ¸Ã´üʳƷ³¬¹ý±ê×¼ÖÊÁ¿2¿Ë£¬ÏּǼÈçÏ£º

Óë±ê×¼ÖÊÁ¿µÄÎó²î

£¨µ¥Î»£º¿Ë£©

£­4

£­6

0

£«1

£«3

£«6

´üÊý

5

2

3

5

4

1

  (1)ÔÚ³éÈ¡µÄÑùÆ·ÖУ¬×îÖصÄÄÇ´üʳƷµÄÖÊÁ¿±È×îÇáµÄÄÇ´ü¶à¶àÉÙ¿Ë£¿

(2)Èô±ê×¼ÖÊÁ¿Îª200¿Ë£¯´ü£¬ÔòÕâ´Î³éÑù¼ì²âµÄ×ÜÖÊÁ¿ÊǶàÉÙ¿Ë

£¨1£©12¿Ë£¨2£©3991¿Ë

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º³õÖÐÊýѧ À´Ô´£º ÌâÐÍ£º

ijʳƷ³§´ÓÉú²úµÄ´üװʳƷÖгéÈ¡20´ü£¬¼ì²âÿ´üµÄÖÊÁ¿ÊÇ·ñ·ûºÏ±ê×¼£¬³¬¹ý»ò²»×ãµÄ²¿·Ö·Ö±ðÓÃÕý¡¢¸ºÊýÀ´±íʾ£¬¼Ç¼ÈçÏÂ±í£º
Óë±ê×¼ÖÊÁ¿µÄ²îÖµ£¨µ¥Î»£º¿Ë£© -5 -20 0 1 3 6
´üÊý 1 4 3 4 5 3
£¨1£©ÕâÅúÑùÆ·µÄÖÊÁ¿±È±ê×¼ÖÊÁ¿¶à»¹ÊÇÉÙ£¿¶à»òÉÙ¼¸¿Ë£¿
£¨2£©Èôÿ´ü±ê×¼ÖÊÁ¿Îª450¿Ë£¬Ôò³éÑù¼ì²âµÄ×ÜÖÊÁ¿ÊǶàÉÙ£¿

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÊýѧ À´Ô´£º ÌâÐÍ£º

ijʳƷ³§´ÓÉú²úµÄ´üװʳƷÖгé³öÑùÆ·20´ü£¬¼ì²âÿ´üµÄÖÊÁ¿ÊÇ·ñ·ûºÏ±ê×¼£¬³¬¹ý»ò²»×ãµÄ²¿·Ö·Ö±ðÓÃÕý¡¢¸ºÊýÀ´±íʾ£¬¼Ç¼ÈçÏ£º
Óë±ê×¼ÖÊÁ¿µÄ²î£¨µ¥Î»£º¿Ë£© -5 -2 0 1 3 6
´üÊý 1 4 3 4 5 3
£¨1£©20´üʳƷÖУ¬×îÖصÄÒ»´ü±È×îÇáµÄÒ»´üÖØ
11
11
¿Ë£»
£¨2£©ÕâÅúÑùÆ·µÄƽ¾ùÖÊÁ¿±È±ê×¼ÖÊÁ¿¶à»¹ÊÇÉÙ£¿ÓÃÄãѧ¹ýµÄ·½·¨ºÏÀí½âÊÍ£»
£¨3£©Èô±ê×¼ÖÊÁ¿Îª450¿Ë£¬Ôò³éÑù¼ì²âµÄ×ÜÖÊÁ¿ÊǶàÉÙ£¿

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÊýѧ À´Ô´£º ÌâÐÍ£º

ijʳƷ³§´ÓÉú²úµÄ´ü×°ÄÌ·ÛÖгé³öÑùÆ·10´ü£¬¼ì²âÿ´üµÄÖÊÁ¿ÊÇ·ñ·ûºÏ±ê×¼£¬³¬¹ý±ê×¼ÖÊÁ¿µÄ¿ËÊý¼ÇΪÕýÊý£¬µÍÓÚ±ê×¼ÖÊÁ¿µÄ¿ËÊý¼ÇΪ¸ºÊý£¬ÏּǼÈçÏ£º
Óë±ê×¼ÖÊÁ¿µÄ²îÖµ
£¨µ¥Î»£º¿Ë£©
-5 0 +2 +6
´üÊý 2 1 4 3
£¨1£©ÔÚ³éÈ¡µÄÑùÆ·ÖУ¬×îÖصÄÄÇ´üÄÌ·ÛµÄÖÊÁ¿±È×îÇáµÄÄÇ´ü¶à¶àÉÙ¿Ë£¿
£¨2£©Èô±ê×¼ÖÊÁ¿Îª500¿Ë/´ü£¬ÔòÕâ´Î³éÑù¼ì²âµÄÄÌ·Û×ÜÖÊÁ¿ÊǶàÉÙ¿Ë£¿

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÊýѧ À´Ô´£º ÌâÐÍ£º

ijʳƷ³§´ÓÉú²úµÄ´üװʳƷÖÐËæ»ú³éÑù¼ì²â20´üµÄÖÊÁ¿ÊÇ·ñ·ûºÏ±ê×¼ÖÊÁ¿£¬³¬¹ý»ò²»×ãµÄÖÊÁ¿·Ö±ðÓÃÕý¡¢¸ºÊý±íʾ£¬ÀýÈç+2±íʾ¸Ã´üʳƷ³¬¹ý±ê×¼ÖÊÁ¿2g£¬ÏּǼÈçÏ£º
£¨1£©ÔÚ³éÈ¡µÄÑùÆ·ÖУ¬×îÖصÄÄÇ´üʳƷµÄÖÊÁ¿±È×îÇáµÄÄÇ´ü¶àÁ˶àÉÙ¿Ë£¿
£¨2£©Èô±ê×¼ÖÊÁ¿Îª100g/´ü£¬ÔòÕâ´Î³éÑù¼ì²âµÄ×ÜÖÊÁ¿ÊǶàÉÙ¿Ë£¿
Óë±ê×¼ÖÊÁ¿µÄÎó²î
£¨µ¥Î»£ºg£©
-5 -2 0 +1 +3 +6
´üÊý 5 3 3 4 2 3

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÊýѧ À´Ô´£º ÌâÐÍ£º

ijʳƷ³§´ÓÉú²úµÄ´üװʳƷÖгé³öÑùÆ·20´ü£¬¼ì²âÿ´üµÄÖÊÁ¿ÊÇ·ñ·ûºÏ±ê×¼£¬±È±ê×¼ÖÊÁ¿¶àµÄÓÃÕýÊý±íʾ£¬±È±ê×¼ÖÊÁ¿ÉÙµÄÓøºÊý±íʾ£¬½á¹û¼Ç¼ÈçÏÂ±í£º
Óë±ê×¼ÖÊÁ¿µÄ²îÖµ£¨µ¥Î»£º¿Ë£© -5 -2 0 +1 +3 +6 ´üÊý 1 4 5 3 4 3
£¨1£©ÇóÕâÅúÑùÆ·µÄƽ¾ùÖÊÁ¿±È±ê×¼ÖÊÁ¿¶à»¹ÊÇÉÙ£¬¶à»òÉÙ¼¸¿Ë£¿
£¨2£©Èôÿ´üʳƷ±ê×¼ÖÊÁ¿Îª500¿Ë£¬Çó±»¼ì²âʳƷµÄ×ÜÖÊÁ¿ÊǶàÉÙ¿Ë£¿

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸