What exponential function is the best fit for the data in the table? x
f(x)
1
−4
3
−1
4
3

a
f(x) = 4(3)x − 1 + 4
b
f(x) = 4(3)x − 1−4
c
f(x) = (3)x − 1 + 4
d
f(x) = (3)x− 1 −4