Explain how to get to each answer for following1) What is the period of y = sin

Question

Explain how to get to each answer for following

1) What is the period of y = sin

3x?

Answer: 2π/3

2) What is the amplitude of y = 4 sin (2x – π/4)?

Answer: 4

3) In radian measure, what is arcsin (1/2)?

Answer: π/6

4) What is the point (3, 3sqrt(3)) in polar coordinates?

Answer: (6, π/3)

5) Use DeMoivre’s theorem to find z4, if z is 1 + 1i. Express your answer in complex form.

Answer: Not available

Math