For the function f(t)= -1/2cos (3t + 3pi) -3, identify: a. the amplitude. b. the period. c. the phase shift. d. the vertical shift.

Which of the following is correct interpretation of the expression -4+13

You love to play soccer! you make a shot at the net 8 times during a game! of those 8 attempts, you score twice. what percent of the time did you score?

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.