Posted by **Olivia** on Sunday, November 25, 2012 at 8:01pm.

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

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