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OpenStudy (anonymous):
[WILL FAN AND MEDAL] What is the sum of the first n terms of this series? 4 + 6 + 8 + 10 + 12 + ⋯
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OpenStudy (anonymous):
its just increasing by 2 so the next would be 14
OpenStudy (anonymous):
why 40?
OpenStudy (anonymous):
I need it in the form of summation though. ∑ this
OpenStudy (anonymous):
40 because if you add everthing together it is 40
OpenStudy (anonymous):
yeah, but in summation form. This, ∑
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