158 Answered Questions for the topic Arithmetic Sequence

Arithmetic Sequence

06/11/14

arithmetic sequence #5
determine whether f is in arithmetic sequence. Is so identify the common difference.      n       1    2     3     4     f(n)    -5  -9  -13  -17   Please help...
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Arithmetic Sequence

06/10/14

arithmetic sequence
What are the first five terms in the arithmetic sequence an=8n, starting with n=1.    Please help..   A) {1/8, 1/16, 1/24, 1/32, 1/40} B) {1, 2, 3, 4, 5} C) {9, 10, 11, 12, 13} D) {8, 16, 24,... more
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05/27/14

In an arithmetic sequence...
the third term is 10 and the fifth term is 16.   a) find the common difference   b) find the first term   c) find the sum the first 20th term of the sequence
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Arithmetic Sequence

04/10/14

Sequences :)
Find the 5th,50th, and nth term of the arithmetic sequences 1) 3,5,7... 5th...13 is it correct ? 50th...103 is it correct ? Nth...??? I have no idea how to find this 2) a1=2.1,... more
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Arithmetic Sequence

04/09/14

Find the nth partial sum of the arithmetic sequence
1,4,9,16,25… ..n=10
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Arithmetic Sequence

04/07/14

Find the sum
 1)75   ∑ 3n+5   n=1    2)   150          ∑ 2n       n=101    
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Arithmetic Sequence

04/06/14

Find a formula for the arithmetic sequence.
a1=5,d=-4/3
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Arithmetic Sequence

04/03/14

what is the graph of the sequence an=25-3n?
What is the graph of the sequence an=25-3n   I dont get it.
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