Need Help Quick!!! Vanessa and William are stuck simplifying radical expressions. Vanessa has to simplify . X 3/5 over X 1/4 William has to simplify 20 square root of x times x^3 times x^4 . Using full sentences, describe how to fully simplify Vanessa and William's expressions. Describe if Vanessa and William started with equivalent expressions or if they started with expressions that are not equal.