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Subtract 7a 2 -4ab+2b 2 from 3ab+7a2+2b2
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14 votes
Subtract 7a

2

-4ab+2b

2

from 3ab+7a2+2b2

User Mattias Buelens
by
7.9k points

1 Answer

9 votes

Answer:

Explanation:

3ab + 7a² + 2b² - (7a² - 4ab + 2b²) = 3ab + 7a² + 2b² - 7a² + 4ab - 2b²

Now combine like term. Like terms have same variable with same power.

= 3ab + 4ab + 7a² - 7a² + 2b² - 2b²

= 7ab

User Tom Frost
by
8.4k points
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