Posted by Olivia on .
For y= (3x)/(2e^x+e^1), use graphing techniques to find the approximate intervals on which the function is:
a) increasing
b) decreasing
c) concave up,
d) concave down
then find any
e) local extrema
f) inflection points

Math 
Steve,
for graphing help, try
http://rechneronline.de/functiongraphs/