Question 615227
<img src="http://latex.codecogs.com/gif.latex?\LARGE \dpi{120} 5+10+20+40+80+\ldots=\sum_{i=0}^{\infty}5\left(2 \right )^{i}" title="\LARGE \dpi{120} 5+10+20+40+80+\ldots=\sum_{i=0}^{\infty}5\left(2 \right )^{i}" />