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

gioanny39x Group Title

Simplify completely quantity 5 x squared minus 21 x minus 20 all over quantity 5 x squared minus 16 x minus 16

  • 2 years ago
  • 2 years ago

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

    5x^2-21x-20/5x^2-16x-16 ?

    • 2 years ago
  2. gioanny39x Group Title
    Best Response
    You've already chosen the best response.
    Medals 2

    yes :)

    • 2 years ago
  3. aroub Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    Okay :) Well, all you have to do is factor and cancel.

    • 2 years ago
  4. aroub Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    When you factor 5x^2-21x-20 it will become (x-5)(5x+4)

    • 2 years ago
  5. aroub Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    and when you factor 5x^2-16x-16 it will become (5x+4)(x-4)

    • 2 years ago
  6. gioanny39x Group Title
    Best Response
    You've already chosen the best response.
    Medals 2

    so itll be x-5/x-4?

    • 2 years ago
  7. aroub Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    Yes!

    • 2 years ago
  8. gioanny39x Group Title
    Best Response
    You've already chosen the best response.
    Medals 2

    can you help withSimplify completely quantity 2 x squared plus 13 x plus 20 all over x squared minus 5 x minus 36 @aroub

    • 2 years ago
  9. aroub Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    Yeah :)

    • 2 years ago
  10. aroub Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    2x^2+13x+20/x^2-5x-36 Same steps as before, lets factor! 2x^2+13x+20 = (2x+5)(x+4) x^2-5x-36 = (x-9)(x+4)

    • 2 years ago
  11. aroub Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    => (2x+5)(x+4)/(x-9)(x+4) By cancelling, = 2x+5/x-9

    • 2 years ago
  12. gioanny39x Group Title
    Best Response
    You've already chosen the best response.
    Medals 2

    2x+5/x-9?

    • 2 years ago
  13. aroub Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    =)

    • 2 years ago
  14. gioanny39x Group Title
    Best Response
    You've already chosen the best response.
    Medals 2

    thank you!

    • 2 years ago
  15. aroub Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    No probleemmm!

    • 2 years 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.