Find d/dx[(x+x^3)/x^2] in two ways: a) By using the Quotient Rule and simplifying b) By simplifying first and then using the Power Rule.?

Find d/dx[(x+x^3)/x^2] in two ways: a) By using the Quotient Rule and simplifying b) By simplifying first and then using the Power Rule. Make sure your answer into the same form that you had in part a).