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OpenStudy (jhnswen):
What is the sum of the first n terms of this sequence 3,4,5,6,7.///
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OpenStudy (anonymous):
USE THAT LINK, IT WILL HELP
OpenStudy (triciaal):
you have an arithmetic progression because the difference between consecutive terms is constant here your 1st term a = ? the common difference d = ? sum of n terms =n/2 * 2a + (n-1)d
OpenStudy (triciaal):
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