Math, asked by bkparmar19331933, 2 months ago

9(p–q)–p²+2pq–q² is equal to

Answers

Answered by sg693363

2

Answer:

2pq - p² - q² + 9p - 9q

Step-by-step explanation:

9(p - q) - p² + 2pq - q²

9p - 9q - p² + 2pq - q²

2pq - p² - q² + 9p - 9q

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