Solve. Graph and write both set-builder notation and interval notation for the answer. 3x < 15
The solutioryset is {x|
(Type an inequality. Use integers or fractions for any numbers in the inequality.)
The solution set is
(Type your answer in interval notation. Use integers or fractions for any numbers in the expression.)
Choose the correct graph of the solution below.

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.