Помогите решить уравнения:
1. (4x - 1,6) × (8+x) = 0
2. x(5 - 0,2x) = 0
3. (3x - 2) × (4 + 1/3x) = 0
4. (2x + 1,2) × (x+1) × (0,7x - 0,21) = 0
1. (4x - 1,6) × (8+x) = 0
2. x(5 - 0,2x) = 0
3. (3x - 2) × (4 + 1/3x) = 0
4. (2x + 1,2) × (x+1) × (0,7x - 0,21) = 0
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Answers & Comments
x=-1.2:2. x=-1. x=0.3
x=-0.6