Below is the graph of a trigonometric function. It has a maximum point at (1.2, 5.5) and an amplitude of 3.5. What is the midline equation of the function?

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.

Plz ( true - false) all triangles have interior angles whose measure sum to 90.

During the election for class president, 40% of the students voted for kellen, and 60% of the students voted for robbie. 500 students voted in total. how many more students voted for robbie than for kellen? answer with work : )