Find an expression for the nth term of the arithmetic sequence. 6.5, 7, 7.5, 8, 8.5, . . .
A. an = 0.5n + 5.8
B. an = 0.4n + 6
C. an = 0.5n + 6
D. an = 0.5n + 6.5
Answer: C
Mathematics
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