When Changing from Cartesian to Spherical Coordinates $\frac { \partial \phi } { \partial x } =$

question 13

Multiple Choice

When changing from Cartesian to spherical coordinates, $\frac { \partial \phi } { \partial x } =$

• A) \(- \sin \phi / ( r \sin \theta )\)
• B) \(\sin \phi / ( r \sin \theta )\)
• C) \(- \cos \phi / ( r \sin \theta )\)
• D) \(\cos \phi / ( r \cos \theta )\)
• E) \(\sin \phi / ( r \cos \theta )\)

---

Definitions:

Fourth Wave of Mergers

A period characterized by a surge in mergers and acquisitions, typically due to economic and technological developments.

Hostile Takeovers

The acquisition of one company by another without agreement or approval from the target company's management.

Globalization

The process by which businesses or other organizations develop international influence or start operating on an international scale.

Equity Groups

Collectives of investors focusing on buying equity stakes in companies either for strategic control or investment purposes.