OpenStax, Algebra and Trigonometry 2e §13.7 Probability · Review Exercise 66 · Probability · Counting & chance

Probability · Review Exercise 66

Write the first four terms of the sequence defined by the explicit formula $a_{n} = \frac{n !}{n ( n + 1 )} .$

Its source prints no answer for this problem, so there's nothing to check against.

~8 minWritten answer · check your work with Lemma

OpenStax, Algebra and Trigonometry 2e · §13.7 Probability · Review Exercise 66

Stuck? A gentle nudge

No hints for this one.

Something off?

Workspace

Your working

Check your full solution

Upload photos of your handwritten work or a PDF, and Lemma will read it and tell you whether it's right — and where it first goes wrong if not.