In: Math
1. Evaluate the integral: ∫((e^(2x)−e^(−5x))^2+ ln(e^(1/x))) dx
2. Using cylindrical shells, find the volume of the solid obtained by taking the region between y=x and y=x^2 for 1≤x≤3 and rotating it about the the line x=−4.
3. Find the average value of the function f(x) = 1/√x on the interval [0,4]. Then find c in [0,4] such that f(c) =f ave.
please help!