James and Hannah make cell phone cases to sell online. James can make 11 cases in 2 hours and Hannah can make 7 cases in 1 hour. A) Write an equation that can be used to find the number of hours, t, it takes James and Hannah to make 125 cases together. B) Write the number of hours, t, it takes James and Hannah to make 125 cases together

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.