phwed.notebook
March 22, 2017
Homework due Wednesday ­ 03/22/17
Pages 649­50 #'s 1­9(all),46,62,68,70,104,106.
Mar 20­8:17 AM
phwed.notebook
March 22, 2017
9. The ______ of a sequence is the sum of the first n terms of the sequence.
Mar 20­8:17 AM
phwed.notebook
March 22, 2017
Mar 22­1:06 PM
phwed.notebook
March 22, 2017
Mar 22­1:08 PM
phwed.notebook
March 22, 2017
Mar 21­6:51 AM
phwed.notebook
March 22, 2017
Mar 21­6:53 AM
phwed.notebook
March 22, 2017
Mar 21­6:55 AM
phwed.notebook
March 22, 2017
Arithmetic Sequence
An arithmetic sequence is a sequence of numbers such that the difference between the consecutive terms is constant. The constant term is called the common difference (d).
5, 12, 19, 26, 33, ... is an arithmetic sequence with a common difference of d = 7
Recursive
Explicit If the a5 = 22 and a17 = 58 of an arithmetic sequence, then determine an. Mar 22­7:47 AM
phwed.notebook
March 22, 2017
Arithmetic Series
An arithmetic series is the sum of a finite set of terms of an arithmetic sequence . Also called a partial sum. There isn't an infinite sum for an arithmetic sequence.
Determine S20 for the arithmetic series below:
5 + 12 + 19 + 26 + 33 + ...
Mar 22­7:47 AM
phwed.notebook
March 22, 2017
Mar 22­7:48 AM
phwed.notebook
March 22, 2017
Mar 22­7:48 AM
phwed.notebook
March 22, 2017
Mar 22­7:48 AM
phwed.notebook
March 22, 2017
Mar 22­7:49 AM
phwed.notebook
March 22, 2017
Mar 22­7:49 AM
phwed.notebook
March 22, 2017
Mar 22­7:49 AM
phwed.notebook
March 22, 2017
'
Mar 22­7:49 AM