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11.3.9 Question Help Sociologists studied the relation between income and number of years of education for members of a particular urban group. They found that a person with x years of education before seeking regular employment can expect to receive an average yearly income of y dollars per year. This is represented by the function x 2 + 5600 for 4 x s 16. Find the rate of change of income with respect to number of years of education. Evaluate the expression when x = 7. What is the rate of change of income with respect to number of years of education? dy dx (Simplify your answer.) in ar Im 0 = 5 59- 50 n = 6 -60- 50 have