we have
x f(x)
2 325 First difference Second difference
4 388 --------> (4-2)=2 -----------> 388-325=63
6 437 ---------> (6-4)=2 --------> 437-388=49
8 472 --------> 8-6=2 ----------> 472-437=35
10 493 --------> 10-8=2 -------> 493-472=21
12 500 -------> 12-10=2 -------> 500-493=7
statements
1) true
2) false
3) false
4) Verify
437/388=1.1263
472/437=1.0801
therefore
is false
N 8
To better understand this problem, plot the given function
see the attached figure
give me a minute to plot the function
therefore
the function that best represent the function is a linear equation