![The IB messed up the formula for the sum of an infinite geometric sequence. It should be 1-r in the denominator not r-1. Does anybody know if IB are aware of this The IB messed up the formula for the sum of an infinite geometric sequence. It should be 1-r in the denominator not r-1. Does anybody know if IB are aware of this](https://preview.redd.it/c4afb8fc34171.jpg?auto=webp&s=86747a4c210bbfe694299b56024daf051f984e85)
The IB messed up the formula for the sum of an infinite geometric sequence. It should be 1-r in the denominator not r-1. Does anybody know if IB are aware of this
![Question Video: Finding the Sum of an Infinite Number of Terms in a Given Geometric Sequence | Nagwa Question Video: Finding the Sum of an Infinite Number of Terms in a Given Geometric Sequence | Nagwa](https://media.nagwa.com/562162798567/en/thumbnail_l.jpeg)
Question Video: Finding the Sum of an Infinite Number of Terms in a Given Geometric Sequence | Nagwa
![Infinite Series Objective: We will try to find the sum of a series with infinitely many terms. - ppt video online download Infinite Series Objective: We will try to find the sum of a series with infinitely many terms. - ppt video online download](https://slideplayer.com/slide/8857369/26/images/11/Sums+of+Infinite+Series.jpg)