Is the cost of equal-priced dvds and the number purchased a linear relationship

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.

I’m how many different ways can she give the four remaining flowers to the rest of the teachers in the afternoon

Which is an example of using the distributive property to multiply -5x^3(3x^2+3x-1) ?