In its simplest form the domain is all the values that go into a function, and a range is all the values that come out.
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Your answer is 38 I hope its correct :)
I'm not sure what your table and graph look like but they might both represent the relationship between numbers, like the common difference (+5 ect) They could also both represent positive growth or negative growth depending on how the graph and table look.
Hope this helps!
A. X Z Y
B. P N M
C. F E H G D
