The sequence is defined recursively. Write the first four terms.a1 = 
; an = 
A. a1 = 
, a2 = 10, a3 = 10
, a4 = 100
B. a1 = 
, a2 = 10
, a3 = 100
, a4 = 1000
C. a1 = 
, a2 = 
, a3 = 
, a4 = 
D. a1 = 
, a2 = 
, a3 = 
, a4 = 
Answer: C
Mathematics
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