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From the sum of pq + p2 - q2 and 2p2 + 4q2 subtract 2pq - p2?. |
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Answer» 4p^2 + 2q^2 - PQ.Step-by-step EXPLANATION:SUM: pq+p^2-q^2+ 2p^2+4q^2 3p^2+2q^2+pq. SUBTRACT 2pq-p^2 from the above RESULT: 3p^2+2q^2+pq-. 2pq-p^2 4p^2 + 2q^2 - pq. |
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