A company produces fruity drinks that contain a percentage of real fruit juice drink a contains 20% real fruit juice and drink b contains 5% real fruit juice the company used 56.5 L of real fruit juice to make 80 more liters of drink b than liters of drink a. write a system of equations that could be used to determine the number of liters of drink a made and the number of liters of drink b made. Define the variables that you use to write the system

Is there a direction u in which the rate of change of f(x,y)equals=x squared minus 3 xy plus 4 y squaredx2−3xy+4y2 at p(1,2) equals 14? give reasons for your answer. choose the correct answer below. a. no. the given rate of change is smaller than the minimum rate of change. b. no. the given rate of change is larger than the maximum rate of change. c. yes. the given rate of change is larger than the minimum rate of change and smaller than the maximum rate of change.