Materi : Pertidaksamaan
( 2x - 5 )/( x - 2 ) ≤ 1
2x - 5 ≤ x - 2
2x - x ≤ 5 - 2
x ≤ 3
Jika ∈ B = { ..., 0, 1, 2, 3 }
| 2x - 1 | > | 4x + 3 |
( 2x - 1 )² > ( 4x + 3 )²
4x² - 4x + 1 > 16x² + 24x + 9
12x² + 28x + 8 < 0
3x² + 7x + 2 < 0
( 3x + 1 )( x + 2 ) < 0
Himpunan Penyelesaian
x < -⅓ atau x < -2
Semoga bisa membantu
[tex] \boxed{ \colorbox{darkblue}{ \sf{ \color{lightblue}{ answered\:by\: BLUEBRAXGEOMETRY}}}} [/tex]
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Materi : Pertidaksamaan
Bagian A
( 2x - 5 )/( x - 2 ) ≤ 1
2x - 5 ≤ x - 2
2x - x ≤ 5 - 2
x ≤ 3
Jika ∈ B = { ..., 0, 1, 2, 3 }
Bagian B
| 2x - 1 | > | 4x + 3 |
( 2x - 1 )² > ( 4x + 3 )²
4x² - 4x + 1 > 16x² + 24x + 9
12x² + 28x + 8 < 0
3x² + 7x + 2 < 0
( 3x + 1 )( x + 2 ) < 0
Himpunan Penyelesaian
x < -⅓ atau x < -2
Semoga bisa membantu
[tex] \boxed{ \colorbox{darkblue}{ \sf{ \color{lightblue}{ answered\:by\: BLUEBRAXGEOMETRY}}}} [/tex]