Write the nth term of the arithmetic sequence as a function of n.
?
a1 = -7, ak + 1 = ak + 4
A. an= -3 + 4n
B. an = -7 + 4n
C. an = 11 - 7n
D. an = -3 + 4n
E. an = -11 + 4n
Answer: E
Mathematics
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