m²-2m=1
2m^2-4m+2010
=2(m²-2m)+2010
=2+2010
=2012
x^2+x-2=0
x^3+2x^2-x+2010
=x^3+x^2-2x+x²+x-2+2012
=x(x^2+x-2)+(x^2+x-2)+2012
=0+0+2012
=2012