Question

5. Let f(x) = e--e-27 a) What is the domain of f? b) Find the y-intercept of y = f(x). c) Determine lim f(r) d) Determine lim f(0) e) Determine the intervals where y = f(x) is increasing/decreasing. f) Determine the intervals where y = f(T) is concave up/concave down. g) Use the above parts to sketch the graph of y = f(x). NOTE: In(2) 0.69.