Question 70062
=Expand each element
4p2q=2*2*p*p*q
pq2=p*q*q
4p3=2*2*p*p*p
=look for the G.C.F
G.C.F= p
=Multiply all the rest and add them
=p(4pq+q2+4p2)

if u check it further, u'll get 2 ur beginning euation, cheer up