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mihalych1998 [28]
3 years ago
12

170,85,0,-85 find explicit formula for the arithmetic sequence

Mathematics
1 answer:
Lunna [17]3 years ago
3 0
An= A1 + d(n-1)
An= 170 + (-85)(n-1)
An=170-85(n-1)
An= 170-85n+85

Answer: An=255-85n
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