Section 14.3 Partial Derivatives
Ex 74
Level curves are shown for a function \(f\). Determine whether the following partial derivatives are positive or negative at the point \(P\).
- \(f_x\)
- \(f_y\)
- \(f_{xx}\)
- \(f_{xy}\)
- \(f_{yy}\)
Level curves are shown for a function \(f\). Determine whether the following partial derivatives are positive or negative at the point \(P\).