Question

have modeled the temperature by the linear function T = 0.02 + 8.50, where T is temperature in °C and t represents years since 1900. (a) What do the slope and T-intercept represent? (b) Use the equation to predict the average global surface temperature in 2100. 11. If the recommended adult dosage for a drug is D (in mg), ther to determine the appropriate dosage c for a child of age a, pharmacists use the equation c0.0417D(a 1). Suppose the dosage for an adult is 200 mg. (a) Find the slope of the graph of c. What does it represent? (b) What is the dosage for a newborn? 12. The manager of a weekend flea market knows from past expe- rience that if he charges x dollars for a rental space at the mar- ket, then the number y of spaces he can rent is given by the equation y-. 200-4x. (a) Sketch a graph of this linear function. (Remember that the

question 11

Answer 1