Find the nth term and the indicated term of the arithmetic sequence {an} whose initial term, a, and common difference, d, are given.a1 = 81; d = -4an = ?; a10 = ?
A. an = 85 - 4n; a10 = 33
B. an = 85 - 4n; a10 = 45
C. an = 81 - 4n; a10 = 33
D. an = 81 - 4n; a10 = 45
Answer: B
Mathematics
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+ 
)(
- 
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Mathematics