4ab-15b²- 3a² from 4a² + 7b² - 6ab
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Answer:
4ab-15b²- 3a² from 4a² + 7b² - 6ab
Step-by-step explanation:
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Answered by
1
Answer:
The answer is 7a² + 22b² - 10ab
Step-by-step explanation:
4a² + 7b² - 6ab - (-3a² - 15b² + 4ab)
4a² + 7b² - 6ab + 3a² + 15b² - 4ab
7a² + 22b² - 10ab.
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