3(1-x)^2+3(1-x)^2=18x-8 ^-степень
3(1-2x+x^2)+3(1-2x+x^2)=18x-8 3^2- 3 квадрате
3-6x+3x^2+3-6x+3x^2=18x-8
6х^2-12x+6-18x+8=0
6x^2-30x+14=0
D= 30^2 - 24*14 = 900 - 336=36
x1= 30+6/12= 3
x2= 30-6/12=2
3(1-x)^2+3(1-x)^2=18x-8 ^-степень
3(1-2x+x^2)+3(1-2x+x^2)=18x-8 3^2- 3 квадрате
3-6x+3x^2+3-6x+3x^2=18x-8
6х^2-12x+6-18x+8=0
6x^2-30x+14=0
D= 30^2 - 24*14 = 900 - 336=36
x1= 30+6/12= 3
x2= 30-6/12=2