- #1
cue928
- 130
- 0
I have been asked to find if the following sequence is increasing or decreasing:
an = ne^-n
So I first multiplied thru by e^n to get: n/e^n
Then, I did n+1, so (n+1)*e^-(n+1). I moved the negative exponent to the bottom to get
(n+1)/(e^(n+1))
I guess my first question is did I start off correctly.
an = ne^-n
So I first multiplied thru by e^n to get: n/e^n
Then, I did n+1, so (n+1)*e^-(n+1). I moved the negative exponent to the bottom to get
(n+1)/(e^(n+1))
I guess my first question is did I start off correctly.