A community for students.

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

Elenathehomeschooler

  • one year ago

Write a function for the graph described as a transformation of y=x^2 13. y=x^2 experiences a shift left by 2 units, then a horizontal shrink of factor 1/2 , then a shift down of 5 units.

  • This Question is Closed
  1. Elenathehomeschooler
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    Jim_Thompson5910 can you help me

  2. jim_thompson5910
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    what do you have so far in terms of work done? @Elenathehomeschooler

  3. Elenathehomeschooler
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    i have y=-2(x-1/2)^2-5

  4. Elenathehomeschooler
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    im not sure if that is correct though.

  5. Elenathehomeschooler
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    @jim_thompson5910

  6. jim_thompson5910
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    let me think

  7. jim_thompson5910
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    did my chart help last time? or no?

  8. Elenathehomeschooler
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    yes it did

  9. jim_thompson5910
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    ok let me draw it up

  10. jim_thompson5910
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    |dw:1443828636985:dw|

  11. jim_thompson5910
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    |dw:1443828683066:dw|

  12. jim_thompson5910
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    "experiences a shift left by 2 units" |dw:1443828709904:dw|

  13. jim_thompson5910
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    notice how I replaced x with x+2

  14. Elenathehomeschooler
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    ok

  15. jim_thompson5910
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    |dw:1443828813572:dw|

  16. jim_thompson5910
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    "horizontal shrink of factor 1/2" tells us to double all of the (x+2) inside the squaring portion |dw:1443828678301:dw|

  17. jim_thompson5910
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    y = (2(x+2))^2 turns into y = (2x+4)^2 |dw:1443828738875:dw|

  18. jim_thompson5910
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    |dw:1443828783238:dw|

  19. jim_thompson5910
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    you tack on a `-5` to shift everything down 5 units

  20. Elenathehomeschooler
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    oh i see the horizontal shrink was getting me confused.

  21. Not the answer you are looking for?
    Search for more explanations.

    • Attachments:

Ask your own question

Sign Up
Find more explanations on OpenStudy
Privacy Policy

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.