Write the first four terms of the sequence.an = 2n
A. a1 = 4, a2 = 8, a3 = 16, a4 = 32
B. a1 = 1, a2 = 4, a3 = 9, a4 = 16
C. a1 = 1, a2 = 2, a3 = 4, a4 = 8
D. a1 = 2, a2 = 4, a3 = 8, a4 = 16
Answer: D
Mathematics
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