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1.(a+3)(a+3) 2.(b+4a)2 3.2a(-8a+3a)

1.(a+3)(a+3) 2.(b+4a)2 3.2a(-8a+3a)
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3 votes
1.(a+3)(a+3)
2.(b+4a)2
3.2a(-8a+3a)

User Brian Garson
by
7.8k points

1 Answer

1 vote

Answer:

Explanation:

1. (a + 3)(a + 3)

= a² + 3a + 3a + 9

= a² + 6a + 9

2. (b + 4a)2

= 2b + 8a

3. 2a(-8a + 3a)

= 2a(-5a)

= -10a²

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