Question

3m2+4m2+5m+4;m+1 factors of polynomial

Answer 1

3m3+4m2+5m+4/m+1
here m+1 is its one factor
s0
3m2(m+1)+m(m+1)+4(m+1)
3m3+4m2+5m+4
so (m+1)(3m2+m+4)/m+1
3m2+m+4