Part 1 of 5 Points: 0 of 1 Find (a) the rate of change of y with respect to x and (b) the relative rate of change of y. At the given value of x, find (c) the rate of change of y, (d) the relative rate of change of y, and (e) the percentage rate of change of y. y=x2 +5x -2; X=2 ..... (a) The rate of change of y with respect to x is (Simplify your answer. Type an expression using x as the variable.)