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What is the product of (-a + 3)(a + 4)?
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5 votes
What is the product of (-a + 3)(a + 4)?

User Con
by
4.2k points

2 Answers

12 votes
1. Regroup terms.
(3-a)(a+4)

2. Use the FOIL method: (a+b)(c+d) = ac+ad+bc+bd.
3a+12-a^2-4a

3. Collect like terms.
(3a-4a)+12-a^2

4. Simplify.
-a+12-a^2

hopefully this helps!
User Knolleary
by
4.0k points
8 votes
-a^2-a+12

^ means to the power of
User Catia
by
4.4k points
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