3. Add 5a² - 7ab + 5b² and 3ab - 2a² - 2b²
Answers
Answered by
2
Answer:
3a^2-4ab+3b^2
Step-by-step explanation:
5a² - 7ab + 5b²+3ab - 2a² - 2b²
3a^2-4ab+3b^2
Answered by
2
Answer:
=5a²-7ab+5b²+3ab-2a²-2b²
=5a²-2a²-7ab+3ab+5b²-2b²
=3a²-4ab-3b²
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