power 4dThe power to move, walk and travel in four dimensions. Sub-power of Unrestricted Movement and 4th-Dimensional Access. Technique of Space-Time Manipulation and Dimension Manipulation.To find the effective power of a combination of a convex lens and a concave lens, we can follow these steps: 1. Identify the Powers of the Lenses : - The power of the convex lens (P1) is given