鍗楀厖甯備簩
O
涓�浜屽勾楂樹腑闃舵瀛︽牎鎷涚敓缁熶竴鑰冭瘯
鏁板璇曞嵎锛堣В鏋愮増锛?/p>
锛堟弧鍒?/p>
100
鍒嗭紝鏃堕棿
90
鍒嗛挓锛?/p>
涓�銆侀�夋嫨棰橈紙鏈ぇ棰樺叡
10
涓皬棰橈紝姣忓皬棰?/p>
3
鍒嗭紝鍏?/p>
30
鍒嗭級
姣忓皬棰橀兘鏈変唬鍙蜂负
A
銆?/p>
B
銆?/p>
C
銆?/p>
D
鍥涗釜绛旀閫夐」锛屽叾涓彧鏈変竴涓槸姝ｇ‘鐨勶紝璇锋妸姝ｇ‘閫夐」鐨勪唬
鍙峰～鍦ㄧ浉搴旂殑鎷彿鍐咃紟濉啓姝ｇ‘璁?/p>
3
鍒嗭紝涓嶅～銆佸～閿欐垨濉嚭鐨勪唬鍙疯秴杩囦竴涓
0
鍒嗭紟
1
锛?/p>
璁＄畻
2
锛嶏紙锛?/p>
3
锛?/p>
鐨勭粨鏋滄槸锛?/p>
锛夛紟
锛?/p>
A
锛?/p>
5
锛?/p>
B
锛?/p>
1
锛?/p>
C
锛夛紞
1
锛?/p>
D
锛夛紞
5
鑰冪偣锛氭湁鐞嗘暟鐨勮绠?/p>
涓撻锛氳绠楅銆?/p>
鍒嗘瀽锛氭湰棰橀渶鍏堝仛鏈夌悊鏁扮殑鍑忔硶鎶婃嫭鍙峰幓鎺夛紝鍗冲彲寰楀嚭姝ｇ‘绛旀锛?/p>
瑙ｇ瓟锛氳В锛?/p>
2
锛嶏紙锛?/p>
3
锛?/p>
=2+3
锛?/p>
=5
锛?/p>
鏁呴�?/p>
A
锛?/p>
鐐硅瘎锛氭湰棰樹富瑕佽�冩煡浜嗘湁鐞嗘暟鐨勫姞鍑忔硶锛屽湪瑙ｉ鏃跺幓鎷彿瑕佸彉鍙凤紝鏄В棰樼殑鍏抽敭锛?/p>
2.
涓嬪垪璁＄畻姝ｇ‘鐨勬槸锛?/p>
锛?/p>
锛?/p>
A
锛?/p>
x
3
+
x
3
=
x
6
锛?/p>
B
锛?/p>
m
2
路
m
3
=m
6
锛?/p>
C
锛?/p>
3-
2
=3
锛?/p>
D
锛?/p>
14
脳
7
=7
2
鑰冪偣锛氭暣寮忕殑鍔犲噺銆佹暣寮忕殑鍩烘湰鎬ц川銆佸疄鏁扮殑杩愮畻銆?/p>
涓撻锛氳绠楅銆?/p>
鍒嗘瀽锛氭湰棰橀渶鍏堝姣忎竴椤瑰垎鍒繘琛岃В绛旓紝寰楀嚭姝ｇ‘鐨勭粨鏋滐紝鏈�鍚庨�夊嚭鏈鐨勭瓟妗堝嵆鍙紟
瑙ｇ瓟锛氳В锛?/p>
A
銆佲埖
x3+ x3=2x3
锛屾晠鏈瓟妗堥敊璇紱