m^2+m-1=0,求m^3+2m^2+2004的值

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/20 07:28:22

m^2+m-1=0,求m^3+2m^2+2004的值
m^2+m-1=0,求m^3+2m^2+2004的值

m^2+m-1=0,求m^3+2m^2+2004的值
m^3+2m^2+2004
=m(m^2+m)+m^2+2004
=m+m^2+2004
=2005