Amplitude and Period Answers

What is the period of the cosine funtion ? a. c. 2 b. 2 d. 4 Please select the best answer from the choices provided

What is the period of the sine funtion ? a. c. b. 2 d. Please select the best answer from the choices provided

What is the amplitude of the sine funtion ? a. 4 c. b. 2 d. Please select the best answer from the choices provided