Answer:
$2.80
Step-by-step explanation:
23.60 - 12.40 = 11.2
11.2 ÷ 4 = 2.80
The function ...
... g = |x| + 1
will map any integer x into the set of positive integers g.
The first column is transformation
The second one I have forgotten
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1.d 2 a,d