12.5 – Sigma Notation. Quick Notes about the test All formulas will be given to you Mainly a 1 day...
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Transcript of 12.5 – Sigma Notation. Quick Notes about the test All formulas will be given to you Mainly a 1 day...
![Page 1: 12.5 – Sigma Notation. Quick Notes about the test All formulas will be given to you Mainly a 1 day test – Wed, 3/9 The Ratio Test will be on it: Just.](https://reader036.fdocuments.in/reader036/viewer/2022082711/56649f155503460f94c2b03d/html5/thumbnails/1.jpg)
12.5 – Sigma Notation
![Page 2: 12.5 – Sigma Notation. Quick Notes about the test All formulas will be given to you Mainly a 1 day test – Wed, 3/9 The Ratio Test will be on it: Just.](https://reader036.fdocuments.in/reader036/viewer/2022082711/56649f155503460f94c2b03d/html5/thumbnails/2.jpg)
Quick Notes about the test
All formulas will be given to you Mainly a 1 day test – Wed, 3/9 The Ratio Test will be on it:
Just 1 question We will take that one question on Tuesday
during the last 15 minutes of class.
![Page 3: 12.5 – Sigma Notation. Quick Notes about the test All formulas will be given to you Mainly a 1 day test – Wed, 3/9 The Ratio Test will be on it: Just.](https://reader036.fdocuments.in/reader036/viewer/2022082711/56649f155503460f94c2b03d/html5/thumbnails/3.jpg)
Vocabulary
k
nna
1
maximum valueof n
starting valueof n
expression forgeneral term
Sigma – “take the
sum of…”
Read: “the summation from n = 1 to k of an”
![Page 4: 12.5 – Sigma Notation. Quick Notes about the test All formulas will be given to you Mainly a 1 day test – Wed, 3/9 The Ratio Test will be on it: Just.](https://reader036.fdocuments.in/reader036/viewer/2022082711/56649f155503460f94c2b03d/html5/thumbnails/4.jpg)
Write the expression in expanded form and then find the sum.
7
4
13b
b
= 80 + 242 + 728 + 2186
= 3236
![Page 5: 12.5 – Sigma Notation. Quick Notes about the test All formulas will be given to you Mainly a 1 day test – Wed, 3/9 The Ratio Test will be on it: Just.](https://reader036.fdocuments.in/reader036/viewer/2022082711/56649f155503460f94c2b03d/html5/thumbnails/5.jpg)
Write the expression in expanded form and then find the sum.
= -5 + -3 + -1 + 1
= -8
4
1
72n
n
![Page 6: 12.5 – Sigma Notation. Quick Notes about the test All formulas will be given to you Mainly a 1 day test – Wed, 3/9 The Ratio Test will be on it: Just.](https://reader036.fdocuments.in/reader036/viewer/2022082711/56649f155503460f94c2b03d/html5/thumbnails/6.jpg)
Express each series using sigma notation.
1. -8 + 4 – 2 + 1
2. 6 + 9 + 12 + …+ 33
![Page 7: 12.5 – Sigma Notation. Quick Notes about the test All formulas will be given to you Mainly a 1 day test – Wed, 3/9 The Ratio Test will be on it: Just.](https://reader036.fdocuments.in/reader036/viewer/2022082711/56649f155503460f94c2b03d/html5/thumbnails/7.jpg)
Exit Slip
• Rip a piece of paper in half.
• This must be completed by yourself.
• Turn it over when you are finished.
• You have 5 minutes.
• You may use your notes.
![Page 8: 12.5 – Sigma Notation. Quick Notes about the test All formulas will be given to you Mainly a 1 day test – Wed, 3/9 The Ratio Test will be on it: Just.](https://reader036.fdocuments.in/reader036/viewer/2022082711/56649f155503460f94c2b03d/html5/thumbnails/8.jpg)
Write the following series in sigma notation.
1. 3 + 6 + 12 + 24 + 48
2. 10 + 8 + 6 + … + -4