Flashcards
Sequences + Series + Means 10
Cards in this deck (16)
- 1Find the sum of the first 20 terms of the arithmetic sequence 4, 6, 8, 10, ...460
- 2Find the sum of the arithmetic sequence -8, -5, -2, ..., 7-3
- 3Insert three geometric means between 1 and 81.1, 3, 9, 27, 81
- 4A display of cans on a grocery shelf consists of 20 cans on the bottom, 18 cans in the next row, and so on in an arithmetic sequence, until the top row has 4 cans. How many cans, in total, are in the display?There are 108 cans.
- 5How many terms of the arithmetic sequence -3, 2, 7, ... must be added together for the sum of the series to be 116?8
- 6Find which term 4/15 is in the harmonic sequence 1, 4/5, 2/3, 4/7...12
- 7Find the harmonic mean of 5, 10 & 1590/11
- 8Write the first 8 terms of the Fibonacci sequence whose 1st term is 9, and 2nd term is 10.9,10,19,29,48,77,125,202
- 9Find the harmonic mean of 10 and 5.20/3
- 10Find the formula for the geometric sequence 2,1,1/2,1/4An = 2(1/2)^n-1
- 11Insert 2 geometric means between 6 and 1626,18,54,162
- 12Find the arithmetic mean of 6 and 1812
- 13Find the arithmetic mean of 7 & 2717
- 14Insert two arithmetic means between 16 & 3116,21,26,31
- 15Write the formula for an Arithmetic series.Sn = n/2(A1 + An)
- 16Write the formula for an arithmetic sequence.An = A1 + (n-1)d
Information
- Description
- A set of flashcards with varied sequence exercises. Prepare your calculator and a piece of paper.
- Created by
- Rionn Pineda · Aug 2015
- Updated
- Nov 17, 2016
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