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The 80th term of an arithmetic sequence is 110.75 and the common difference is 1.25. What is the first term of the sequence?

The 80th term of an arithmetic sequence is 110.75 and the common difference is 1.25. What is the first term of the sequence?
asked 231k views
3 votes
the 80th term of an arithmetic sequence is 110.75 and the common difference is 1.25. What is the first term of the sequence?

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User Sili
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1 Answer

2 votes

Answer:

12

Just plug it in [the equation] to try it to

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User Varogen
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