Rectangle that measures 4cm across 15cm down

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

The function below show how much jayna and hannah charge for babysitting. which statement best compares the two plants?

Use a transformation to solve the equation. w/4 = 8 can you also leave a detailed explanation on how this equation = 32