4. What is the sum of first 15 terms of an arithmetic sequence if a2 = 100, a6 = 44 ? A) 240

Intermediate Algebra
19th Edition
ISBN:9780998625720
Author:Lynn Marecek
Publisher:Lynn Marecek
Chapter12: Sequences, Series And Binomial Theorem
Section12.2: Arithmetic Sequences
Problem 12.36TI: Find the sum of the first 30 terms of the arithmetic sequence: 7, 10, 13, 16, 19, …
Question
4. What is the sum of first 15 terms of an
arithmetic sequence if a2 = 100, a6 = 44
?
O
о
O
A) 240
B) 2330
C) 1123
D) 1185
Transcribed Image Text:4. What is the sum of first 15 terms of an arithmetic sequence if a2 = 100, a6 = 44 ? O о O A) 240 B) 2330 C) 1123 D) 1185
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