Question 1166509
.


duplicate.



Just solved under the link


<A HREF=https://www.algebra.com/algebra/homework/Sequences-and-series/Sequences-and-series.faq.question.1166515.html>https://www.algebra.com/algebra/homework/Sequences-and-series/Sequences-and-series.faq.question.1166515.html</A>


https://www.algebra.com/algebra/homework/Sequences-and-series/Sequences-and-series.faq.question.1166515.html