Question Number 123115 by 676597498 last updated on 23/Nov/20 | ||
$$\underset{{n}=\mathrm{1}} {\overset{\infty} {\sum}}\mathrm{2}^{{n}} =? \\ $$ | ||
Commented by Dwaipayan Shikari last updated on 23/Nov/20 | ||
$${It}\:{diverges}\:\rightarrow\infty\:\:\:\:\:{as}\:\mid{a}\mid=\mathrm{2} \\ $$$$ \\ $$ | ||