| x - 4 | - | 2 - x | = -1
x - 4 - (2 - x) = -1, x - 4 >= 0, 2 - x >= 0- (x - 4) - (2 - x) = -1, x - 4 < 0, 2 - x >= 0x - 4 - ( - ( 2 - x )) = -1, x - 4 >= 0, 2 - x < 0
x = 5/2, x >= 4, x <= 2
Ø, x < 4, x <= 2Ø, x >= 4, x > 2
x = 7/2, x < 4, x > 2x = 5/2, ØØ, x ∈ ( -∞ , 2 ]Ø, x ∈ [ 4, +∞ )x = 7/2, x ∈ (2 , 4)ØØØx = 7/2x = 7/2 = 3 целых 1/2
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| x - 4 | - | 2 - x | = -1
x - 4 - (2 - x) = -1, x - 4 >= 0, 2 - x >= 0
- (x - 4) - (2 - x) = -1, x - 4 < 0, 2 - x >= 0
x - 4 - ( - ( 2 - x )) = -1, x - 4 >= 0, 2 - x < 0
x = 5/2, x >= 4, x <= 2
Ø, x < 4, x <= 2
Ø, x >= 4, x > 2
x = 7/2, x < 4, x > 2
x = 5/2, Ø
Ø, x ∈ ( -∞ , 2 ]
Ø, x ∈ [ 4, +∞ )
x = 7/2, x ∈ (2 , 4)
Ø
Ø
Ø
x = 7/2
x = 7/2 = 3 целых 1/2