Is the reciprocal of x +. Sally
Tommy and Sally are arguing over the meanings of x* and x Tommy argues that
insists that is the reciprocal of r. Who is correct?
A. Tommy is correct. x' is the reciprocal of +.
B. Sally is correct. x+ is the reciprocal of ".
C. Both Tommy and Sally are correct. x* and x* are reciprocals of each other.
D. Neither Tommy nor Sally is correct. Neither + nor is a reciprocal of the other.

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.