Find the 97th of the arithmetic sequence 25, 29, 33, ...

Scale factor of 2 is used to enlarge a figure as shown below the area of is 18 in.²

The trigonometric ratios sine and secant are reciprocals of each other

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.