# Algebra sequence formula

Algebra sequence formula can support pupils to understand the material and improve their grades.

## Intro to arithmetic sequence formulas

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## Explicit formulas for arithmetic sequences

Intro to arithmetic sequences. (Opens a modal) Extending arithmetic sequences. (Opens a modal) Using arithmetic sequences formulas. (Opens a modal) Intro to arithmetic sequence formulas.

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## Arithmetic Sequence Formula

Arithmetic Sequence Formulas n th term of arithmetic sequence (explicit formula) is, an a n = a + (n - 1) d. n th term of arithmetic sequence (implicit formula) is, an a n = an−1 a n − 1 + d. The sum of n terms of arithmetic sequence is, Sn S n =

## What is Arithmetic Sequence Formula? Examples

Formulas for the sum of an arithmetic sequence a is the first term of the sequence. l is the last term. n is the number of terms.

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