分解因式( m^2+2m)^2+2(m^2+2m)+1
问题描述:
分解因式( m^2+2m)^2+2(m^2+2m)+1
答
﹙ m^2+2m)^2+2(m^2+2m)+1
=[﹙m²+2m﹚+1]²
=﹙m²+2m+1﹚²
=﹙m+1﹚^4