A community for students.

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

vshiroky

  • one year ago

vshiroky Medals 0 Its been a while since I've done this stuff haha... the next one we had was 4x^2/x+4 when x is -2 We got 8

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

    Well once you plug x in

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

    \[4(-2)^2/-2\]

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

    sorry, \[4(-2)^2/(-2)+4\]

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

    So you would get \[4\times4/2\]

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

    16/2 = 8

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

    omg am i stupid lol you are right it is 8

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

    LOL thank you!

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

    Its 12 over here, that might be why lmao

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

    \[\frac{ 4x^2 }{ x+4 } = \frac{ 4(-2)^2 }{ (-2)+4 } = \frac{ 4(-2)(-2) }{ -2 } = 4(-2) = -8\]

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

    Astrophysics -2 + 4 doesn't equal -2

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

    Haha thank you!!

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

    I'm dumb to

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

    *high five*

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

    lol we all have our moments *high five*

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

    \[\frac{ 4x^2 }{ x+4 } = \frac{ 4(-2)^2 }{ (-2)+4 } = \frac{ 4(-2)(-2) }{ 2 } = \frac{ 16 }{ 2 } = 8\] there you go!

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

    for latex use \frac{}{} @whatdoesthismean ex. \[\frac{1}{2} \]

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

    lol (and yea i noticed to late @UsukiDoll XD)

  18. 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.