Hello everyone, I'm stuck on this question:
The minimum value of e^x+2e^x occurs where x = ?
Any help appreciated, thx
Follow Math Help Forum on Facebook and Google+
Are you sure you have the expression typed correctly? As given it is , and as such has no extrema.
Exactly, that's what I thought. My textbook says the answer is -0.5log(e)^2
In that case, if I am interpreting the given critical value correctly, the function should be:
Hence, differentiating and equating to zero, we find:
Converting from exponential to logarithmic form, we obtain:
View Tag Cloud