Question Number 136649 by liberty last updated on 24/Mar/21
$$ \\ $$What the value of series (4/2) + (4.7/2.6) + (4.7.10/2.6.10) + (4.7.10.13/2.6.10.14) +…?
Commented by Dwaipayan Shikari last updated on 24/Mar/21
$${Is}\:{it}\:\frac{\mathrm{4}}{\mathrm{2}}+\frac{\mathrm{4}×\mathrm{7}}{\mathrm{2}×\mathrm{6}}+..+{ad}\:{inf}\:? \\ $$
Commented by liberty last updated on 24/Mar/21
$${yes}… \\ $$