Anonymous

# Use partial derivatives to find the line perpendicular to the level curve.?

I will award best answer. Please, show your work.

### 1 Answer

Relevance

- 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.

- Login to reply the answers

Still have questions? Get your answers by asking now.