2016
骞磋吹宸炵渷榛斾笢鍗楀窞涓�冩暟瀛﹁瘯鍗?/p>
涓�銆侀�夋嫨棰橈紙姣忎釜灏忛
4
鍒嗭紝
10
涓皬棰樺叡
40
鍒嗭級
1
锛庯梗
2
鐨勭浉鍙嶆暟鏄紙
锛?/p>
A
锛?/p>
2
B
锛庯梗
2
C
锛?/p>
D
锛庯梗
2
锛庡鍥撅紝鐩寸嚎
a
鈭?/p>
b
锛岃嫢鈭?/p>
1=40
掳
锛屸垹
2=55
掳
锛屽垯鈭?/p>
3
绛変簬锛?/p>
锛?/p>
A
锛?/p>
85
掳
B
锛?/p>
95
掳
C
锛?/p>
105
掳
D
锛?/p>
115
掳
3
锛庡凡鐭ヤ竴鍏冧簩娆℃柟绋?/p>
x
2
锕?/p>
2x
锕?/p>
1=0
鐨勪袱鏍瑰垎鍒负
m
銆?/p>
n
锛屽垯
m
+
n
鐨勫�间负锛?/p>
锛?/p>
A
锛庯梗
2
B
锛庯梗
1
C
锛?/p>
1
D
锛?/p>
2
4
锛庡鍥撅紝鍦ㄨ彵褰?/p>
ABCD
涓紝瀵硅绾?/p>
AC
涓?/p>
BD
鐩镐氦浜庣偣
O
锛岃嫢
AB=2
锛屸垹
ABC=60
掳
锛屽垯
BD
鐨勯暱涓猴紙
锛?/p>
A
锛?/p>
2
B
锛?/p>
3
C
锛?/p>
D
锛?/p>
2
5
锛庡皬鏄庡湪鏌愬晢搴楄喘涔板晢鍝?/p>
A
銆?/p>
B
鍏变袱娆★紝杩欎袱娆¤喘涔板晢鍝?/p>
A
銆?/p>
B
鐨勬暟閲忓拰璐圭敤濡傝〃锛?/p>
璐拱鍟嗗搧
A
鐨勬暟閲忥紙涓級
璐拱鍟嗗搧
B
鐨勬暟閲忥紙涓級
璐拱鎬昏垂鐢紙鍏冿級
绗竴娆¤喘鐗?/p>
4
3
93
绗簩娆¤喘鐗?/p>
6
6
162
鑻ュ皬涓介渶瑕佽喘涔?/p>
3
涓晢鍝?/p>
A
鍜?/p>
2
涓晢鍝?/p>
B
锛屽垯濂硅鑺辫垂锛?/p>
锛?/p>
A
锛?/p>
64
鍏?/p>
B
锛?/p>
65
鍏?/p>
C
锛?/p>
66
鍏?/p>
D
锛?/p>
67
鍏?/p>
6
锛庡凡鐭ヤ竴娆″嚱鏁?/p>
y
1
=ax
+
c
鍜屽弽姣斾緥鍑芥暟
y
2
=
鐨勫浘璞″鍥炬墍绀猴紝鍒欎簩娆″嚱鏁?/p>
y
3
=ax
2
+
bx
+
c
鐨?/p>
澶ц嚧鍥捐薄鏄紙
锛?/p>