The scatter plot shows the relationship between the remaining battery life of 20 cell phones that are the same model and the number of hours they were used after being fully charged.

Which best describes a central bank's primary goals? limiting inflation and reducing unemployment reducing unemployment and maintaining cash flow controlling stagflation and reducing unemployment managing credit and ensuring the money supply's liquidity

What is the domain of the step function f(x)=[2x]-1?

Algebraically prove that a clockwise and counterclockwise rotation of 180° about the origin for triangle abc are equivalent rotations.