3 years ago

Find the 66th term in the following arithmetic sequence: -92,-85,-78,-71,.......

Mathematics

1 answer:

grandymaker [24]3 years ago

5 0

9514 1404 393

Answer:

363

Step-by-step explanation:

The n-th term of an arithmetic sequence is given by ...

an = a1 +d(n -1)

Here, the first term (a1) is -92, and the common difference is (-85 -(-92)) = 7. The 66th term is ...

a66 = -92 +7(66 -1) = -92 +455

a66 = 363

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