sierras1281
sierras1281
10-03-2021
Mathematics
contestada
What is the product of (-a + 3)(a + 4)?
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brianouthwaite1
brianouthwaite1
10-03-2021
-a^2-a+12
^ means to the power of
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emi280
emi280
10-03-2021
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!
Answer Link
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