Question

simplify (p²+q²)(p²-q²)+2p²q²+3q⁴-(p²+q²)²​

Answer 1

Answer:

q^4

Step-by-step explanation:

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Answer 2

Answer:

Step-by-step explanation: (p+q)(p²-q²)+(p-q)(p²+q²). = (p+q)(p+q)(p-q)+(p-q)( p²+q²). /* By algebraic identity: x²-y² = (x+y)(x-y) */. = (p-q)[(p+q)²+(p²+q²)]. = (p-q)[p²+2pq+q²+p²+q²].

Step-by-step explanation:

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