Find the value of x for which ABCD must be a parallelogram.

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.

Binh says the point of intersections is (0,-3) which statements identify the errors binh made , check all that apply

Can you divide 25 into 4 equal groups? explain why or why not.