1. 18у^3-36y^2=0 2. х^2+0,9х=0 3. (x^2-10)^2-3(x^2-10)+4=0 4. (x^2+x+6)(x^2+x-4)=144 5. x^4-10x^2+9=0 6. x^4+6x^2-27=0 7. x^6-x^4+5x^2-5=0 ПОМОГИТЕ
1)18y^3-36y^2=0 y^2(18y-36)=0 y^2=0 или 18y-36=0 y=0. 18y=36 y=36:18 y=2 Ответ:0;2