已知㎡+m-1=0,求m³+2㎡+2007的值

问题描述:

已知㎡+m-1=0,求m³+2㎡+2007的值

㎡+m=1
m³+2㎡+2007=m(㎡+m)+㎡+2007
=m+㎡+2007
=1+2007
=2008