Teaching MPPSC Assistant Professor Mock Test Series 2025 Mathematical Science Analysis Sequences & Series (Convergence)
The sum of the infinite series
\(S=\frac{1}{2}+\frac{1}{3 \times 1 !}+\frac{1}{4 \times 2 !}+\frac{1}{5 \times 3 !}+\cdots\)
is equal to
1
1/e
2
e
3
1 + 2/e
4
1