Mathematics, 21.06.2019 21:00 rjsimpson73
An arithmetic series a consists of consecutive integers that are multiples of 4 what is the sum of the first 9 terms of this sequence if the first term is 0
Answers: 1
![S_n = \frac{n}{2}[2a + (n-1)d]](/tpl/images/0001/5943/87466.png)
![S_9 = \frac{9}{2}[2\times 0 + (9-1)\times 4]](/tpl/images/0001/5943/d4c47.png)
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An arithmetic series a consists of consecutive integers that are multiples of 4 what is the sum of t...
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