Quantcast

A community for students. Sign up today!

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

allyza_obico

  • 3 years ago

by foil method: (15x + 7y) (15x-7y)

  • This Question is Closed
  1. fiddlearound
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 3

    where are you stuck with it ?

  2. fiddlearound
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 3

    would you like to try, so we see where the difficulty is ?

  3. allyza_obico
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    ??

  4. allyza_obico
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    i need a answer plss

  5. Mimi_x3
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    225x^2 - 49y^2

  6. fiddlearound
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 3

    http://www.algebrahelp.com/lessons/simplifying/foilmethod/pg2.htm

  7. allyza_obico
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    with solution plss

  8. successboye79
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    arctan(-1)

  9. Mimi_x3
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    http://www.wolframalpha.com/input/?i=%2815x+%2B+7y%29+%2815x-7y%29

  10. fiddlearound
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 3

    Mimi , wolfram didn't use FOIL though :)

  11. Mimi_x3
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    lols i know, its obvious that she just wanted the answer (:

  12. fiddlearound
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 3

    allyza do you want to try doing the FOIL method ?

  13. fiddlearound
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 3

    First Outer Inner Last Only 4 easy things to do ...

  14. fiddlearound
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 3

    we can do it step by step , if you want to

  15. fiddlearound
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 3

    and we even know what the answer will be in the end :)

  16. Mimi_x3
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    |dw:1316602830211:dw|

  17. autumn.epic
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    (15x + 7y) (15x-7y) (F) 15x * 15x = __ (O) 15x * -7y = __ (add this one...) (I) 7y * 15x =__ (...and this one together for your xy value.) (L) 7y * -7y =__ so, F (+/-) O+I (+/-) L

  18. Mimi_x3
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    225x^2 - 49y^2 btw

  19. fiddlearound
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 3

    |dw:1316603089681:dw|

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

    • Attachments:

Ask your own question

Ask a Question
Find more explanations on OpenStudy

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.