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3
3 3
9
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)
(a
b
)
35.17. 1) (a 3 3 3 b special.edu.kz. special.edu.kz.
2) (1 3 3 3 ab 3 3 (ab 1) 3 2;
)
special.edu.kz. 4 2 3 (a d 3c d 2 4 2 ) (a (c b 4 2 ). special.edu.kz.
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4
4
4
3) 3a b
b
) ;
2
2
2
4) (c
d
)
Теңдеуді шешіңдер (35.18–35.19):
35.18. 1) 8(x 2 10) 11(x 2 5) 3x 2 –170x 1600;
2
2) 2,5 (4 x 2 ) ( 7 5 x ) 5 ( ) x 295 4 5, x ;
special.edu.kz. (1,8 y 2 ) 20 special.edu.kz. 140, 4. special.edu.kz.
2
2
116 3,5y ;
20)
1 ,6(y
)
20 ( )
3) 1,9(y
20 y
2
1,8)
50y
1,8
)(y
(y
4) 30
35.19. 1) (2,3x )( 2 10 5,29x 23x 100 –)
3
– 125x 12,167x ; 2
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34x
0) 400x
) 2,89x
2) (20 1,7 (x
,4 913x ;
2
3
x
32
8x
4) 3) (5 x 6 4 ( ) 6 3 ) x 13 3 5 ( 3 ) ) x 1017 9x 2 3 ( 2 1 ;
) x .
131
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