2a²-3ab+4b?
-7a²+5ab-3b2
-3a²+4ab-5b2
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Answer:
- 8a² - 12ab + 8b² + 4b
Step-by-step explanation:
(2a² - 3ab + 4b) - (7a² + 5ab - 3b²) - (3a² + 4ab - 5b²)
= 2a² - 3ab + 4b - 7a² - 5ab + 3b² - 3a² - 4ab + 5b²
= 2a² - 7a² - 3a² - 3ab - 5ab - 4ab + 3b² + 5b² + 4b
= - 8a² - 12ab + 8b² + 4b
I hope it helps you ✌️..
BTW Good Afternoon..
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