Rewrite the expression with a rational exponent as a radical expression. three to the two thirds power all raised to the one sixth power

the sixth root of three
the ninth root of three
the eighteenth root of three
the sixth root of three to the third power

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.