Ответ:
x = -3/4 и x = -7/4.
Пошаговое объяснение:
|3x + 6| + |x - 1| = 2
Случай 1: (3x + 6) ≥ 0, (x - 1) ≥ 0
3x + 6 + x - 1 = 2
4x + 5 = 2
4x = -3
x = -3/4
Случай 2: (3x + 6) < 0, (x - 1) < 0
-3x - 6 - x + 1 = 2
-4x - 5 = 2
-4x = 7
x = -7/4
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Ответ:
x = -3/4 и x = -7/4.
Пошаговое объяснение:
|3x + 6| + |x - 1| = 2
Случай 1: (3x + 6) ≥ 0, (x - 1) ≥ 0
3x + 6 + x - 1 = 2
4x + 5 = 2
4x = -3
x = -3/4
Случай 2: (3x + 6) < 0, (x - 1) < 0
-3x - 6 - x + 1 = 2
-4x - 5 = 2
-4x = 7
x = -7/4