Question
lim ∑ nr=1 1/n er/n n tends to infinity.
Joshi sir comment
limn->∞ ∑r=1n er/n/n
This question is related to definite integration, consider 1 and divide it into n parts, upto nth part total value = r/n is equivalent to x and 1/n is dx
so question will be
0∫1 exdx
now solve it