A recursion formula and the initial term(s) of a sequence are given. Write out the first five terms of the sequence.a1 = 4, an+1 = 
A. 4, 
, -4, - 
, 4
B. 4, - 
, -4, 
, 4
C. 4, - 
, 4, - 
, 4
D. -4, 
, 4, - 
, -4
Answer: A
Mathematics
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