OpenStax, Algebra and Trigonometry 2e §13.1 Sequences and Their Notations · Example 4 · Probability · Counting & chance

Writing the Terms of an Alternating Sequence Defined by an Explicit Formula

Write the first five terms of the sequence.

$a_{n} = \frac{( - 1 ) ^{n} n ^{2}}{n + 1}$

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OpenStax, Algebra and Trigonometry 2e · §13.1 Sequences and Their Notations · Example 4

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