Divide p4 - q4 + p2 - q2 by (p + q).
A(p + q) (p2 + q2 + 2)
B(p + q) (p - q) (p2 + q2 + 1)
C(p - q) (p2 + q2 + 2pq)
D(p - q) (p2 + q2 + 1)
Divide p4 - q4 + p2 - q2 by (p + q).
A(p + q) (p2 + q2 + 2)
B(p + q) (p - q) (p2 + q2 + 1)
C(p - q) (p2 + q2 + 2pq)
D(p - q) (p2 + q2 + 1)