Please help me I'll give you a brainliest

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.

Consider the image of klmn for the translation (x, y) → (x – 2, y – 1). what is the ordered pair of l′?

Given right triangle abc, what is the value of tan(a)?