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The common difference of an Arithmetic series is - 3 and the sum of the first 30 terms is 255 need solution. ​
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The common difference of an Arithmetic series is - 3 and the sum of the first 30 terms is 255

need solution. ​

User Allen Zhang
by
6.8k points

1 Answer

3 votes

Answer:

438

Explanation:

User Marek Dominiak
by
7.0k points
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