OpenStax, Algebra and Trigonometry 2e §13.2 Arithmetic Sequences · Exercise 26 · Probability · Counting & chance

Arithmetic Sequences · Exercise 26

Find the first term given two terms from an arithmetic sequence.

Find the first term or $a_{1}$ of an arithmetic sequence if $a_{8} = 40$ and $a_{23} = 115.$

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OpenStax, Algebra and Trigonometry 2e · §13.2 Arithmetic Sequences · Exercise 26

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