1.设m^2+2m+1=0 ,求m^3+2m^2+2008的值2.若x^2=x-1,求x^2008-1^2007+x^2006的值.

1.设m^2+2m+1=0 ,求m^3+2m^2+2008的值2.若x^2=x-1,求x^2008-1^2007+x^2006的值.
1.设m^2+2m+1=0 ,求m^3+2m^2+2008的值
2.若x^2=x-1,求x^2008-1^2007+x^2006的值.

1.设m^2+2m+1=0 ,求m^3+2m^2+2008的值2.若x^2=x-1,求x^2008-1^2007+x^2006的值.
1.m^2+2m+1=（m+1）=0,所以m--1..所以m^3+2m^2+2008=-1+1+2008=2008

1. m^2+2m+1=（m+1）=0 ，所以，m=-1。m^3+2m^2+2008=（-1）+2+2008=2009；2.x^2=x-1，所以，x^2-x+1=0，x^2008-1^2007+x^2006=x^2006（x^2-x+1）=0。希望可以帮到你！