Question

The sequence of powers of 2 (e.g. 1, 2, 4, 8, 16, 32, 64…) can be represented by which of these functions?
A.
f(0) = 1, f(n) = f(n – 1) × 2 for n > 1
B.
f(n) = f(n + 1) × 2 for n > 1
C.
f(0) = 1, f(n) = n × (n + 1) for n > 1
D.
f(n) = n × 2 for n > 1