若m²+m-1=0,则m²+2m²+2011=________
问题描述:
若m²+m-1=0,则m²+2m²+2011=________
m²我打错啦,是m³
答
m²+m-1=0所以m=0或1,那么m³+2m²+2011=2011或2014
若m²+m-1=0,则m²+2m²+2011=________
m²我打错啦,是m³
m²+m-1=0所以m=0或1,那么m³+2m²+2011=2011或2014