Quantcast

A community for students. Sign up today!

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

spimentel

  • 2 years ago

a^4-4096

  • This Question is Closed
  1. Rezz5
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    {{a -> -8}, {a -> -8 i}, {a -> 8 i}, {a -> 8}}

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

    thats not th problem. its a to the 4th power -4096 it asks to factor it out

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

    do you know this factorisation?\[a^2-b^2=(a+b)(a-b)\]

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

    yes

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

    good - so first express your expression as a difference of two squares. then factorise it using this method.

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

    do you understand?

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

    kool thnks

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

    yw :) remember you can apply this multiple times. so the first factorisation might lead to another sub-expression which has a difference of two squares.

  9. 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.