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浠ｆ暟鍒濇鐭ヨ瘑
1
銆佷唬鏁板紡
锛氱敤杩愮畻绗﹀彿鈥滐紜
锛?/p>
脳
梅
鈥︹�?/p>
鈥濊繛鎺ユ暟鍙婅〃绀烘暟鐨勫瓧姣嶇殑寮忓瓙绉颁负浠?/p>
鏁板紡銆?/p>
娉ㄦ剰锛?/p>
鐢ㄥ瓧姣嶈〃绀烘暟鏈変竴瀹氱殑闄愬埗锛?/p>
棣栧厛瀛楁瘝鎵�鍙栧緱鏁板簲淇濊瘉瀹冩墍鍦ㄧ殑寮忓瓙鏈夋剰涔夛紝
鍏?/p>
娆″瓧姣嶆墍鍙栧緱鏁拌繕搴斾娇瀹為檯鐢熸椿鎴栫敓浜ф湁鎰忎箟锛涘崟鐙竴涓暟鎴栦竴涓瓧姣嶄篃鏄唬鏁板紡銆?/p>
2
銆佸垪浠ｆ暟寮忕殑鍑犱釜娉ㄦ剰浜嬮」锛?/p>
锛?/p>
1
锛夋暟涓庡瓧姣嶇浉涔橈紝鎴栧瓧姣嶄笌瀛楁瘝鐩镐箻閫氬父浣跨敤鈥溌?nbsp;鈥?nbsp;涔橈紝鎴栫渷鐣ヤ笉鍐欍�?/p>
锛?/p>
2
锛夋暟涓庢暟鐩镐箻锛屼粛搴斾娇鐢ㄢ�溍椻�濅箻锛屼笉鐢ㄢ�溌?nbsp;鈥濅箻锛屼篃涓嶈兘鐪佺暐涔樺彿銆?/p>
锛?/p>
3
锛夋暟涓庡瓧姣嶇浉涔樻椂锛屼竴鑸湪缁撴灉涓妸鏁板啓鍦ㄥ瓧姣嶅墠闈紝濡?/p>
a脳5
搴斿啓鎴?/p>
5a
銆?/p>
锛?/p>
4
锛?/p>
鍦ㄤ唬鏁板紡涓嚭鐜伴櫎娉曡繍绠楁椂锛?/p>
涓�鑸敤鍒嗘暟绾垮皢琚櫎寮忓拰闄ゅ紡鑱旂郴锛?/p>
濡?/p>
3梅a
鍐欐垚
a
3
鐨?/p>
褰㈠紡锛?/p>
锛?/p>
5
锛?/p>
a
涓?/p>
b
鐨勫樊鍐欎綔
a-b
锛岃娉ㄦ剰瀛楁瘝椤哄簭锛涜嫢鍙涓ゆ暟鐨勫樊锛屽綋鍒嗗埆璁句袱鏁颁负
a
銆?/p>
b
鏃讹紝
鍒欏簲鍒嗙被锛屽啓鍋?/p>
a-b
鍜?/p>
b-a .
3
銆佸嚑涓噸瑕佺殑浠ｆ暟寮忥細
锛?/p>
1
锛?/p>
a
涓?/p>
b
鐨勫钩鏂瑰樊鏄細
a
2
-b
2
锛?/p>
a
涓?/p>
b
宸殑骞虫柟鏄細锛?/p>
a-b
锛?/p>
2
銆?/p>
锛?/p>
2
锛夎嫢
a
銆?/p>
b
銆?/p>
c
鏄鏁存暟锛屽垯涓や綅鏁存暟鏄細
10a+b
锛涘垯涓変綅鏁存暟鏄細
100a+10b+c
銆?/p>
锛?/p>
3
锛夎嫢
m
銆?/p>
n
鏄暣鏁帮紝鍒欒
5
闄ゅ晢
m
浣?/p>
n
鐨勬暟鏄細
5m+n
锛涘伓鏁版槸锛?/p>
2n
锛屽鏁版槸锛?/p>
2n+1
锛涗笁
涓繛缁暣鏁版槸锛?/p>
n-1
銆?/p>
n
銆?/p>
n+1
銆?/p>
锛?/p>
4
锛夎嫢
b
锛?/p>
0
锛屽垯姝ｆ暟鏄?/p>
:a
2
+b
锛岃礋鏁版槸锛?/p>
-a
2
-b
锛岄潪璐熸暟鏄細
b
2
锛岄潪姝ｆ暟鏄細
-b
2
銆?/p>
鏈夌悊鏁?/p>
1
銆佹湁鐞嗘暟锛?/p>
(1)
鍑¤兘鍐欐垚
a
b
锛?/p>
a
銆?/p>
b
閮芥槸鏁存暟涓?/p>
a鈮?锛夊舰寮忕殑鏁帮紝閮芥槸鏈夌悊鏁般�傛鏁存暟銆?/p>
0
銆佽礋鏁存暟
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锛堟敞鎰忥細
0
鍗充笉鏄鏁帮紝涔熶笉鏄礋鏁帮紱
-a
涓嶄竴瀹氭槸璐熸暟锛?/p>
+a
涔熶笉涓�瀹氭槸姝ｆ暟锛?/p>
p
涓嶆槸鏈夌悊
鏁帮級
(2)
鏈夌悊鏁颁腑锛?/p>
1
銆?/p>
0
銆?/p>
-1
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