Which statements are true for the given geometric sequence? check all that apply.
a. the domain is the set of natural numbers.
b. the range is the set of natural numbers.
c. the recursive formula representing the sequence is f(x + 1) = 3/2(f(x )) when f(1) = 4.
d. an explicit formula representing the sequence is f(x) = 4(3/2)^x
e. the sequence shows exponential growth.