Question

Помогите)

x^2 - 2x+ 1 = 6x^2 + x - 1

Answer 1

x²-2x+1=6x²+x-1
x²-6x²-2x-x+2=0
-5x²-3x+2=0
5x²+3x-2=0
D=9-4*5*(-2)=49
x1=-3+7/10=4/10=2/5=0,4
x2=-3-7/10=-10/10=-1