C) 0
Пошаговое объяснение:
||x| - 1| = 3
1) |x - 1| = 3
1.1.
x - 1 = 3
x = 3 + 1
x = 4
1.2
x - 1 = -3
-x = -3 + 1
x = -2
2) |-x - 1| = 3
2.1
-x - 1 = 3
-x = 3 + 1
x = -4
2.2
-x - 1 = -3
-х = -3 + 1
x = 2
(4) + (-2) + (-4) + (2) = 4 - 2 - 4 + 2 = 4 - 4 + 2 - 2 = 0
C) 0
Пошаговое объяснение:
||x| - 1| = 3
1) |x - 1| = 3
1.1.
x - 1 = 3
x = 3 + 1
x = 4
1.2
x - 1 = -3
-x = -3 + 1
x = -2
2) |-x - 1| = 3
2.1
-x - 1 = 3
-x = 3 + 1
x = -4
2.2
-x - 1 = -3
-х = -3 + 1
x = 2
(4) + (-2) + (-4) + (2) = 4 - 2 - 4 + 2 = 4 - 4 + 2 - 2 = 0