Roger and Clarissa each sold boxes of cookies for a fundraiser. They sold large and small boxes for different prices. Roger sold 12 large boxes and 8 small boxes for a total of $56.00. Clarissa sold 16 large boxes and 11 small boxes for a total of $75.50. Use a system of two
equations and matrices to find the price of a large box and a small box

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.