What is an arithmetic sequence?
Arithmetic Sequences

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•
Mathematics
•
9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
An arithmetic sequence is a sequence of numbers in which the difference between consecutive terms is constant.
2.
FLASHCARD QUESTION
Front
How do you find the common difference in an arithmetic sequence?
Back
The common difference (d) is found by subtracting any term from the subsequent term: d = a(n+1) - a(n).
3.
FLASHCARD QUESTION
Front
What is the formula for the nth term of an arithmetic sequence?
Back
The nth term (a_n) can be calculated using the formula: a_n = a_1 + (n-1)d, where a_1 is the first term and d is the common difference.
4.
FLASHCARD QUESTION
Front
Find the 26th term in the arithmetic sequence: 20, 26, 32, 38, ...
Back
170
5.
FLASHCARD QUESTION
Front
Find the common difference in the sequence: -34, -29, -24, -19, ...
Back
d = 5
6.
FLASHCARD QUESTION
Front
Find the common difference in the sequence: 29, 21, 13, 5, ...
Back
d = -8
7.
FLASHCARD QUESTION
Front
Find the 32nd term of the sequence: 34, 37, 40, 43, ...
Back
127
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