Quantcast

Got Homework?

Connect with other students for help. It's a free community.

  • across
    MIT Grad Student
    Online now
  • laura*
    Helped 1,000 students
    Online now
  • Hero
    College Math Guru
    Online now

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

babydoll332

Describe the transformations required to obtain the graph of the function f(x) from the graph of the function g(x). f(x) = cos x/2 ; g(x) = cos x

  • one year ago
  • one year ago

  • This Question is Closed
  1. babydoll332
    Best Response
    You've already chosen the best response.
    Medals 1

    Horizontal stretch by a factor of 2

    • one year ago
  2. dumbcow
    Best Response
    You've already chosen the best response.
    Medals 1

    the input into the "cos" function changed from x to x/2 this means the period has changed...a period is the time it takes for 1 cycle period = 2pi/B , where B is coefficient of x

    • one year ago
  3. dumbcow
    Best Response
    You've already chosen the best response.
    Medals 1

    haha yeah that is correct longer period means its stretched out

    • one year ago
  4. babydoll332
    Best Response
    You've already chosen the best response.
    Medals 1

    not by 1/2 tho right

    • one year ago
  5. dumbcow
    Best Response
    You've already chosen the best response.
    Medals 1

    right, "1/2" would mean the period got shorter

    • one year ago
  6. dumbcow
    Best Response
    You've already chosen the best response.
    Medals 1

    if it was cos(2x) .... that would be Horizontal stretch by factor of 1/2

    • one year ago
  7. babydoll332
    Best Response
    You've already chosen the best response.
    Medals 1

    thank you !!!!

    • one year ago
  8. dumbcow
    Best Response
    You've already chosen the best response.
    Medals 1

    yw :)

    • one year ago
    • Attachments:

See more questions >>>

Your question is ready. Sign up for free to start getting answers.

spraguer (Moderator)
5 → View Detailed Profile

is replying to Can someone tell me what button the professor is hitting...

23

  • Teamwork 19 Teammate
  • Problem Solving 19 Hero
  • You have blocked this person.
  • ✔ You're a fan Checking fan status...

Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.

This is the testimonial you wrote.
You haven't written a testimonial for Owlfred.