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(MN) ( MNBC)
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2
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2
1
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124
()
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(1) x (2) x y
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126
((O) ( a, a, b, b, c, c ) )
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120,122
()
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116118
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132
ABC2
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()
134136138
1 (2)
A,B,CA,B,C
a,b,ca,b,c
(3)
(1) a3 , b7 , c100
100
(2) a3 , b7 , c12
(3) a3 , b7 , c11
(4) a3 , b7 , c10
(5) a3 , b7 , c9
(6) a3 , b7 , c8
(7) a3 , b7 , c7
(8) a3 , b7 , c6
(9) a3 , b7 , c5
(10) a3 , b7 , c4
(11) a3 , b7 , c3
(12) a3 , b7 , c2
(13) a3 , b7 , c1
(14) a3 , b7 , c0
(15)
ABCA,B,C
(1) a2 , b3 , c4 (2) a6 , b10 , c6
(3) a4 , B90 , c2 (4) a8 , b10 , C95
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(1) A50 B70 (2) A>23 B134
(1)3,5,7 (2)4,5,9
(3)5,10,16(4)100,100,3
x
(1)x , 2 , 6
(2)
3x , x+ 4 , x+2
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140142144
()
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ABCD
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()
150
()
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152
()
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9 154,156
2
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168
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174
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160
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