Sophie has factored the term completely while Carlos has not factored the term completely.
Step-by-step explanation:
We need to factor the trinomial:

Factoring:

So, the factored form of
is 
So, Sophie has factored the term completely. The terms are factored when we cannot further simplify it. Since Carlos factored (x+3)(-4x+2) 2 can be taken common from the term (-4x+2) so, it is not factored completely.
Keywords: Factoring the terms
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“lightning” warfare with tanks used to end a fight swiftly.
Answer:
set c.2,4,6,8,10,12,14,16,18,20
set d. 4,8,12,16,20
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Price of the shoes is let s to be shoe's price and f(s) total shoes:
.05s=f(s)
.05s=1
s= $20