Find the sum of the first 46 terms of the following series, to the nearestinteger.12, 15, 18, ...

Alexey Ozerov asked Jan 8, 2023

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Alexey Ozerov asked Jan 8, 2023

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18 votes

We can see that this is an arithmetic sequence. The first term is 12 and the common difference is 3.

Using the formula to calculate the sum of the first 46 terms, we have:

Synthaze answered Jan 15, 2023

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