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| PAGE: 818 | SET: Exercises | PROBLEM: 60 |
The arithmetic sequence is 
.
In the sequence the first term is 
and common difference is 
.
(Apply nth term of an arithmetic sequence formula: 
)
(Substitute 50 for n, 
, and d = 4)
Find the sum of the 50 terms by using the sum of a finite arithmetic sequence formula: 
(Substitute 50 for n, 
and 190 for 
)
The sum of the arithmetic sequence is 4600.
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