Use partial derivatives to find the line perpendicular to the level curve.?
I will award best answer. Please, show your work.
- az_lenderLv 77 months agoFavorite Answer
When z = sqrt(3), you have x^2 + y^2 = 5.
The level curve is a circle whose radius is around 2.24.
I see no need for partial derivatives, a line perpendicular to a circle is a radius. At (-2,1) the equation of the radius is x + 2y = 0.