Trig

posted by .

4. Write the equation of the cosine function with an amplitude of 1/3, a period of 2pi, and a phase shift of 3pi/2.

5. Write the equation of the sine function with an amplitude of 4, a period of pi/2, and a phase shift of -pi/4.

  • Trig -

    4. Y = (1/3) cos (x - 3pi/2)

    5. Y = 4 sin (4x + pi/4)

    The general form is
    Y = (amplitude)*(sin or cos)(2 pi x/P - phase shift)

    where P is the period.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Pre Cal.

    State the amplitude, period, and phase shift of the function y=-3cos(3x+ (3pi/2)) Amplitude: 3 Period: 2pi/3 Phase Shift: -pi/2 Am I right?
  2. trig

    Write the equation of the sine function with an amplitude of, a period of, a phase shift of, and a vertical shift of 10 units up.
  3. Trig

    Write the equation of the sine function with an amplitude of 1/7, a period of 2pi, a phase shift of 6pi, and a vertical shift of 10 units up ?
  4. Math/Trig

    Write the sine function with an amplitude of 1/4, a period of 3pi, phase shift of pi4 to the right, and a vertical shift of 4 units down.
  5. Trig/Math

    Write the equation of the cosine function with an amplitude of 1, a period of 3pi/7, a phase shift of -pi/5, and a vertical shift of 2 units down.
  6. Analysis

    Write an equation of a cosine function with Amplitude=4, Period=pi/2, and Phase Shift=-pi?
  7. Math

    Write an equation of a cosine function with Amplitude=4, Period=pi/2, and Phase Shift=-pi?
  8. Trigonometry

    4. Write the equation of the cosine function with an amplitude of 1/3, a period of 2pi, and a phase shift of 3pi/2. I got 1/3COS(1/2x-3pi), but I really do not think that is correct D: any tips or advice?
  9. Trigonometry

    Write the equation of a sine wave (also called sine curve) given: 1. amplitude = 2 period = pi/2 phase shift = pi/8 vertical shift = 1 2. amplitude = 4 period = 3 phase shift = 2 vertical shift = -1 3. amplitude = 4 period = pi phase …
  10. Trigonometry

    Write an equation of the cosine function with the given amplitude, period, phase shift, and vertical shift. amplitude = 3, period = pi, phase shift = -3/4 pi, vertical shift = -3

More Similar Questions