Solve:-3(-2)^2-12(-2)+3(show your work)
1 answer:
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Answer:
600
Step-by-step explanation:
x max =
a = -5
b = 6
-6/2(-5) = 6/10 = 3/5 = .6
.6 thousand = 600
600 speakers should be sold.
Alternatively, you can check the vertex of the parabola formed.
