Chapter9: Sequences, Probability And Counting Theory
Section: Chapter Questions
Problem 7RE: An arithmetic sequence has the first term a1=18 and common difference d=8 . What are the first five...
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In an Arithmetic Progression the 17th term is 3 times the 6
th term.
If the 11
th term is 63, what is the sum of the first 20 terms?
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