2004
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1
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+
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I
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(
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鍗凤紙閫夋嫨棰橈級鍜岀
II
鍗凤紙闈為�夋嫨棰橈級涓ら儴鍒?/p>
.
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150
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.
鑰冭瘯鏃堕棿
120
鍒嗛挓
.
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I
鍗?/p>
锛堥�夋嫨棰?/p>
鍏?/p>
60
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濡傛灉浜嬩欢
A
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B
浜掓枼锛岄偅涔?/p>
P
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A+B
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=P
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A
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+P
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B
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濡傛灉浜嬩欢
A
銆?/p>
B
鐩镐簰鐙珛锛岄偅涔?/p>
P
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A
路
B
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=P
锛?/p>
A
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P
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濡傛灉浜嬩欢
A
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k
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(k)=C
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k
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12
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5
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60
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.
1
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U={1
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2
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3
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4
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5}
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A={1
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2
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3}
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U
C
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A
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{2}
B
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{2
锛?/p>
3}
C
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{3}
D
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{1
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3}
2
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)
(
,
2
1
)
(
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1
1
lg
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(
a
f
a
f
x
x
x
f
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锛?/p>
A
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2
1
B
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2
1
C
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2
D
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3
锛庡凡鐭?/p>
,
a
b
鍧囦负鍗曚綅鍚戦噺锛屽畠浠殑澶硅涓?/p>
60
掳锛岄偅涔?/p>
|
3
a
b
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|=
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锛?/p>
A
锛?/p>
7
B
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10
C
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13
D
锛?/p>
4
4
锛庡嚱鏁?/p>
1
1(
1)
y
x
x
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飥?/p>
飩?/p>
鐨勫弽鍑芥暟鏄?/p>
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A
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1
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x
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y
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2
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2
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2
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y
鐞冪殑琛ㄩ潰绉叕寮?/p>
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2
R
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鍏朵腑
R
琛ㄧず鐞冪殑鍗婂緞锛?/p>
鐞冪殑浣撶Н鍏紡
V=
3
3
4
R
飦?/p>
锛?/p>
鍏朵腑
R
琛ㄧず鐞冪殑鍗婂緞