Section 14.6: Directional Derivatives & Gradient Vector
Exercise 55
Are there any points on the hyperboloid \(x^2 - y^2 - z^2 = 1\) where the tangent plane is parallel to the plane \(z = x + y\)?
Are there any points on the hyperboloid \(x^2 - y^2 - z^2 = 1\) where the tangent plane is parallel to the plane \(z = x + y\)?