Determine Whether the Given Function Satisfies a Laplace Equation $$f ( x , y , z ) = 5 x + 2 y ^ { 3 } z ^ { 2 }$$

True/False

Determine whether the given function satisfies a Laplace equation.
- $$f ( x , y , z ) = 5 x + 2 y ^ { 3 } z ^ { 2 }$$