Assignment:
Q1.) Compute the derivative of f(x)= arctan (x^2)
Q2.) Compute the derivative of f(x)= ln(x^2/(2+x))
Q3.) Determine an equation for the line tangent to the graph of y= xe^x at the point on the graph were x=2.
Provide complete and step by step solution for the question and show calculations and use formulas.