3x-8x^2=0
x(3-8x)=0
x=0
3-8x=0
-8x=-3
x=(-3)/(-8)
x=3/8
3x - 8x² = 0
x*(3 - 8x) = 0
| x = 0 | x = 0 | x = 0
| 3 - 8x = 0 | 8x = 3 | x = 3/8
0 3/8
____×__________×______> x
- + -
Ответ: 3/8 ; 0.
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