Question

(p+q)(p²-q²)+(p-q)(p²+q²)​

Answer 1

Step-by-step explanation:

(p+q)(p+q)(p-q)+(p-q)(p²+q²)

(p-q){(p+q)^2(p²+q²)}

(p-q)(2p^2+2q^2+pq)

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