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Practice Exercise 2. A. Find the indicated partial sum of each arithmetic series. 1) The first 9 terms of 5 +8+ 11+ ... 2) The first 30 terms of 1 + 3+5+.. B. Solve for the value of n. 1) Sn = -80, al = 10, an = -26, n = ? 2) Sn = 50, a1 = 4, an = 16, n = ? %3D %3D %3D

Practice Exercise 2. A. Find the indicated partial sum of each arithmetic series. 1) The first 9 terms of 5 +8+ 11+ ... 2) The first 30 terms of 1 + 3+5+.. B. Solve for the value of n. 1) Sn = -80, al = 10, an = -26, n = ? 2) Sn = 50, a1 = 4, an = 16, n = ? %3D %3D %3D

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Practice Exercise 2. A. Find the indicated partial sum of each arithmetic series. 1) The first 9 terms of 5+ 8+ 11 + . 2) The first 30 terms of 1 + 3 +5+. B. Solve for the value of n. 1) Sn = -80, a1 = 10, an = -26, n = ? 2) Sn = 50, a1 = 4, an = 16, n = ? %3| %3|
Transcribed Image Text:Practice Exercise 2. A. Find the indicated partial sum of each arithmetic series. 1) The first 9 terms of 5+ 8+ 11 + . 2) The first 30 terms of 1 + 3 +5+. B. Solve for the value of n. 1) Sn = -80, a1 = 10, an = -26, n = ? 2) Sn = 50, a1 = 4, an = 16, n = ? %3| %3|
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