Find anand a6 for the following arithmetic sequence.2, 10, 18, 26, 34, . . .
A. an = 8n - 3; a6 = 45
B. an = 6n - 8; a6 = 28
C. an = 2(8)n-1; a6 = 16
D. an = 2(4n - 3); a6 = 42
Answer: D
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