5a2-7ab+5b2 from 3ab-2a2-2b2
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3ab-2a2-2b2-(5a2-7ab+5b2)
3ab-2a2-2b2-5a2+7ab-5b2
10ab-7a2-7b2
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Answered by
3
Answer:
3a2-4ab+3b2
Step-by-step explanation:
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