Which table shows a proportional relationship between x and y

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.

Which statement about the annual percentage rate (apr) is not true?

Solve 4 ln x=2ln25 a) x=5 b) x=25 c) x=625