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Ananastya2002
@Ananastya2002
July 2022
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ПОМОГИТЕ! АЛГЕБРА 7 КЛАСС
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Dushzhanov987
|
| | x-3| -3| -3
|
=3;
| | x-3| -3| -3 = =± 3 ;
a)
| | x-3| -3| -3 = - 3;
| | x-3| -3| =0 ;
| x-3| -3 =0 ;
| x-3| =3;
x-3 = ± 3 ;
a₁)
x -3 = - 3 ;
x=0 .
a₂)
x-3 = 3 ;
x = 6.
--------------------
б)
| | x-3| -3| -3 = 3 ;
| | x-3| -3| =6 ;
| x-3| -3 =±6 ;
б
₁
)
| x-3| - 3 = - 6;
| x-3 | = - 3 нет решения
б₂)
| x - 3| - 3 = 6; 0
| x - 3| = 9 ;
x - 3 =±9 ;
б₂₁)
x - 3 = - 9 ;
x =
- 6 .
б₂₂)
x-3 = 9 ;
x =
12.
ответ: {
-6 ;0 ;6 ;12
}.
0 votes
Thanks 0
Dushzhanov987
или вы это модуль написали
Ananastya2002
модуль
oganesbagoyan
Verified answer
Ответ:
12
1 votes
Thanks 1
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Answers & Comments
| | x-3| -3| -3 = =± 3 ;
a) | | x-3| -3| -3 = - 3;
| | x-3| -3| =0 ;
| x-3| -3 =0 ;
| x-3| =3;
x-3 = ± 3 ;
a₁) x -3 = - 3 ;
x=0 .
a₂) x-3 = 3 ;
x = 6.
--------------------
б) | | x-3| -3| -3 = 3 ;
| | x-3| -3| =6 ;
| x-3| -3 =±6 ;
б₁) | x-3| - 3 = - 6;
| x-3 | = - 3 нет решения
б₂) | x - 3| - 3 = 6; 0
| x - 3| = 9 ;
x - 3 =±9 ;
б₂₁) x - 3 = - 9 ;
x = - 6 .
б₂₂) x-3 = 9 ;
x = 12.
ответ: { -6 ;0 ;6 ;12 }.
Verified answer
Ответ: 12