- #1

-EquinoX-

- 564

- 1

## Homework Statement

View the curve below as a contour of f(x,y).

(y-x)^2 + 2 = xy - 3

Use gradf (2,3) to find a vector normal to the curve at (2,3).

## Homework Equations

## The Attempt at a Solution

I am not sure how do I get the vector normal to the curve, is it using a cross product>?