灏忓鏁板鍥涘勾绾т笅鍐岀涓�娆℃湀鑰冩娴嬮
涓�銆?/p>
濉┖銆?/p>
锛?/p>
18
鍒嗭級
1
銆佽嫻鏋滄瘡鍗冨厠
a
鍏冿紱涔?/p>
3
鍗冨厠锛?/p>
锛夊厓銆?/p>
2
銆?/p>
63
脳
a=a
脳
63
杩欐槸搴旂敤浜?/p>
( )
寰嬨�?/p>
3
銆?/p>
91
脳
101=91
脳
100
锛?/p>
91
杩欐槸搴旂敤浜?/p>
( )
寰嬨�?/p>
4
銆?/p>
闀挎柟褰㈢殑璁＄畻鍏紡鏄?/p>
c=2(a+b)
锛?/p>
鏍规嵁涔樻硶鍒嗛厤寰嬭繕鍙互鍐欐垚
c=
锛?/p>
锛?/p>
5
銆佺孩绾拱
5
鏈暟锛涙瘡鏈?/p>
m
鍏冿紱浠樹簡
30
鍏冿紱搴旀壘鍥?/p>
( )
鍏?/p>
.
6
銆佷竴涓瓑杈逛笁瑙掑舰锛涙瘡杈归暱
b
绫炽�傚畠鐨勫懆闀匡紙
锛夌背銆?/p>
7
銆佷竴杈嗘苯杞?/p>
t
灏忔椂琛屼簡
200
鍗冪背锛涘钩鍧囨瘡灏忔椂琛岋紙
锛夊崈绫炽�傛潕甯堝倕姣忓皬
鏃跺姞宸?/p>
40
涓浂浠讹紱鍔犲伐浜?/p>
a
灏忔椂锛涗竴鍏卞姞宸ヤ簡锛?/p>
锛変釜銆?/p>
8
銆佹瘡琚嬮潰绮夐噸
a
鍗冨厠锛涙瘡琚嬪ぇ绫抽噸
b
鍗冨厠锛?/p>
8
琚嬮潰绮夊拰
5
琚嬪ぇ绫冲叡閲嶏紙
锛?/p>
鍗冨厠銆?/p>
9
銆佸钩鏉跨數鑴戜笓鍗栧簵鍦?/p>
5
鏈?/p>
7
鏃ヨ繖涓�澶╋紱鏌愬搧鐗岀殑鎵嬫満鍗佸垎鐣呴攢锛涗笂鍗堝崠鍑?/p>
120
閮紱涓嬪崍鍗栧嚭
136
閮紱宸茬煡姣忛儴鎵嬫満
a
鍏冿紱杩欎竴澶╀竴鍏卞崠鍑猴紙
锛?/p>
鍏冿紱涓婂崍姣斾笅鍗堝皯鍗栧嚭锛?/p>
锛夊厓銆?/p>
10
銆?/p>
涓�涓伯搴楄繍鏉ラ潰绮?/p>
800
琚嬶紱
骞冲潎姣忓ぉ鍞嚭
a
琚嬶紱
5
澶╁悗锛?/p>
杩樺墿
锛?/p>
锛?/p>
琚?/p>
.
褰?/p>
a=50
鏃讹紱杩樺墿锛?/p>
锛夎銆?/p>
11
銆佸湪鈼嬮噷濉笂鈥滐攻鈥?/p>
銆?/p>
鈥滐工鈥濇垨鈥?/p>
=
鈥?/p>
銆?/p>
60
脳
2+5
鈼?/p>
60
脳
(2+5) (65+13)
脳
4
鈼?/p>
65
脳
4+13
脳
4
34
脳
(50
锛?/p>
3)
鈼?/p>
34
脳
50+32
脳
3 720
梅
36
梅
2
鈼?/p>
720
梅
(36
梅
2)
12
锛庡洓骞寸骇鏈夌敺鐢燂絹浜猴紱濂崇敓姣旂敺鐢熷皯
35
浜猴紱鍥涘勾绾у叡鏈夊鐢燂紙
锛変汉銆?/p>
浜屻�侀�夋嫨銆?/p>
锛?/p>
9
鍒嗭級
1
銆佷笌
2a
2
鐩哥瓑鐨勫紡瀛愭槸锛?/p>
锛?/p>
A
銆?/p>
2
脳
a
脳
2 B
銆?/p>
2
脳
a
脳
a c
銆?/p>
2a+2a D
銆?/p>
2a
脳
2a
2
銆?/p>
2x
涓�瀹氾紙
锛?/p>
x
2
銆?/p>
A
銆佸ぇ浜?/p>
B
銆佸皬浜?/p>
C
銆佺瓑浜?/p>
D
銆佷笉鑳界‘瀹?/p>
3
銆佷附涓芥瘮骞冲钩灏忥紱涓戒附浠婂勾
a
宀侊紱骞冲钩浠婂勾
b
宀侊紱
2
骞村悗涓佷竵姣斿钩骞冲皬锛?/p>
锛?
宀併�?/p>
A
銆?/p>
2 B
銆?/p>
b
锛?/p>
a C
銆?/p>
a
锛?/p>
b D
銆?/p>
b
锛?/p>
a
锛?/p>
2
4
銆佷笅鍒楀彉鎹㈡纭殑鏄?/p>
( ).
A
銆?/p>
502
锛?/p>
198=500
锛?/p>
200
锛?/p>
4 B
銆?/p>
502
锛?/p>
198=500
锛?/p>
200+4
C
銆?/p>
502
锛?/p>
198=500
锛?/p>
200+2
5
锛庝竴涓數瀛愯溅闂磋鍒掍粖骞寸敓浜х數瀛愬厓浠?/p>
4
涓囦釜锛涘疄闄呮瘡鏈堢敓浜?/p>
x
涓紱鐓ц繖鏍疯
绠楋紱鍏ㄥ勾鍙秴浜э紙
锛変釜銆?/p>
A
銆?/p>
40000+x
B
銆?/p>
40000+12x
C
銆?/p>
12x-40000
D
銆?/p>
40000
锛?/p>
X
6
濡傛灉鐢?/p>
S
琛ㄧず璺▼锛?/p>
V
琛ㄧず閫熷害锛?/p>
t
琛ㄧず鏃堕棿锛涢偅涔堜笅鍒楃瓑寮忔纭殑鏄?/p>
锛?/p>
锛?/p>
A.V
锛?/p>
S
梅
t
B.V
锛?/p>
St
C.S
锛?/p>
V
梅
t
D.t=SV
7
銆佺敤瀛楁瘝琛ㄧず姣?/p>
a
鐨?/p>
4
鍊嶅皯
36
鐨勬暟鏄紙
锛?/p>
A
銆?/p>
36-4a B
銆?/p>
36+4a C
銆?/p>
4a-36 D
銆?/p>
4a+36
8
銆佺敳鏁版槸
a
锛涗箼鏁版瘮鐢叉暟鐨?/p>
3
鍊嶅皯
b
锛涗箼鏁版槸锛?/p>
锛?/p>
銆?/p>
A
銆?/p>
3a
锛?/p>
b B
銆?/p>
锛?/p>
a
锛?/p>
b
锛壝?/p>
3 C
銆?/p>
锛?/p>
a
锛?/p>
b
锛壝?/p>
3
9
銆佹湁涓�涓暱鏂瑰舰鐨勫懆闀挎槸
24
鍘樼背锛涘鏄?/p>
3
鍘樼背锛涢暱鏄紙
锛?/p>
cm
銆?/p>
A
銆?/p>
8 B
銆?/p>
6 C
銆?/p>
10 D
銆?/p>
9
涓夈�佸垽鏂�?/p>
锛?/p>
8
鍒嗭級
1
銆佹瘮
x
鐨?/p>
3
鍊嶅
3
鐨勬暟鏄?/p>
3x-3 ( )
2
銆佽竟闀挎槸
c
鐨勬鏂瑰舰锛涢潰绉竴瀹氭瘮鍛ㄩ暱澶с�?/p>
( )
涔?/p>
闀?/p>
锛?/p>
瀛?/p>
鏍?/p>
锛?/p>
骞?/p>
绾?/p>
锛?/p>
鐝?/p>
绾?/p>
锛?/p>
濮?/p>
鍚?/p>
锛?/p>
鑰?/p>
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