simplify the following( p+ q ) ^2- ( p - q )^2 + p^2q^2
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(p+q) ²-(p-q) ²+p²q²
p²+2pq+q²-p²-2pq+q²+p²q²
2q²+p²q²
q²(2+p²)
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0
Answer:
Stephehehe-by-step explanation:
(p+q) ²-(p-q) ²+p²q²
p²+2pq+q²-p²-2pq+q²+p²q²
2q²+p²q²
q²(2+p²)
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