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222 2 bababa
222 2 bababa
))((22 bababa
abb)x(axb)a)(x(x 2
,
22
22
babaab
yx 53 : 222 55323)53( yyxxyx
= 22 25309 yxyx
25 : (25)2 = (20 + 5)2 = (20)2 + 2×20×5 + (5)2 = 400 + 200 + 25 = 625
4x – 7y :
222 77424)74( yyxxyx 22 495616 yxyx
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8 ba 15ab , 22 ba :
abbaba 2222
1528 2 3064 34
7 ba 60ab , 22 ba :
abbaba 2222
6027 2 12049 169
3 yx 10xy , 2yx :
xyyxyx 422
1043 2 409 49
7 ba 10ab , 2ba :
abbaba 422
:
ba 52 :
222 55222)52( bbaaba
22 25204 baba
74 x :
222 77424)74( xxx
495616 2 xx
7 ba 9ab , 22 ba :
abbaba 2222
927 2 1849 31
5 yx 6xy , 2yx :
xyyxyx 422
74 x
7 ba 9ab , 22 ba
5 yx 6xy , 2yx
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43 p 43 p : 4343 pp
22 43 p
169 2 p
85 m 95 m : , abxbaxbxax )(2 9585 mm
9859825 2 mm
7251725 2 mm 728525 2 mm
: 22 494975275 ababbaba : , xba 75 yab 49
22 2 yxyx
2yx
24975 abba [x y ]
22ba
22 44 baba
46 xx :
,
22 15 x
8,4 yx 5z , 22 42025 zyzyyxyx ? : , ayx
bzy
22 22525 bbaa
225 ba
225 zyyx [a b ]
22255 zyyx
2235 zyx
2528345 [ x , y z ]
2102420
214 = 196
: yx 75 yx 75
10x 14x
yx 34 yx 56
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yx 75 yx 75 : yxyx 7575
22 75 yx
22 4925 yx
10x 14x : , abxbaxbxax )(2 1410 xx
141014102 xx
14042 xx yx 34 yx 56
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acbcabcbacba 2222222 zyx 532 :
, byax 3,2 cz 5
2cba
acbcabcba 222222
zxzyyxzyx 522532322532 222
xzyzxyzyx 2030122594 222
xzyzxyzyxzyx 2030122594534 2222
cba 765 :
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: () )7)(7( xx () )135)(135( xx () ))(( yzxyyzxy () ))(( baxbax () )4)(3( aa () )4)(3( axax () )136)(176( xx () ))()(( 442222 bababa () ))(( czbyaxczbyax () )53)(103( aa () )325)(325( cbacba () )3)(5( byaxbyax () )7)(7( xx :
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