Please help. I completely forgot what to do ahh. If anyone knows, please let me know :(

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.

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.

How can writing phrases as algebraic expressions you solve problems?