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3 + 9 =
Solve this simple math problem and enter the result. E.g. for 1+3, enter 4.

H.C.F of p3q - pq3 and p5q2 - p2q5 is

Pq(P3-q3)

p2q2(P-q)

Pq(P —q)

Pq(p2 -q2)