Identify the pattern in the following sequence and write an algebraic expression for the nth term: 2,5,8,11,14…
ScanSolve AI Answer
Answer
3n - 1
Step-by-step solution
5 stepsTo identify the pattern and write an algebraic expression for the -th term of the sequence , we first need to determine if it's an arithmetic or geometric sequence.
Find the difference between consecutive terms.
Since the difference between consecutive terms is constant, this is an arithmetic sequence with a common difference .
Identify the first term.
The first term of the sequence, denoted as , is 2.
Use the formula for the -th term of an arithmetic sequence.
The formula for the -th term () of an arithmetic sequence is given by:
where is the first term, is the term number, and is the common difference.
Substitute the values of and into the formula.
Substitute and :
Simplify the expression.
Distribute the 3:
Combine the constant terms:
The algebraic expression for the -th term is .
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