Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
Related questions
Question
NUMBER 19 ONLY
Transcribed Image Text:Summation Formulas:
n
(a + an)
п(п + 1)
k =
п(п + 1)(2n + 1)
k2
Sn =
2
6.
k=1
k=1
18.
Find the sum of the arithmetic series:
-12 + 4 + 20 + ...+ 2372.
19.
Find the sum using the summation formulas.
105
> (5k? – 7k + 14)
k=1
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