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