Quantcast

A community for students.

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

GOODMAN

  • 3 years ago

Factor x^2-9

  • This Question is Closed
  1. LagrangeSon678
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 2

    difference of squares Recall : a^2-b^2=(a+b)(a-b)

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

    okay thank you

  3. LagrangeSon678
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 2

    in your case, a=x and b=3

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

    okay so i still don't get it

  5. LagrangeSon678
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 2

    If you have x^2-9 then we can write it as (x)^2-(3)^2 so using that formula a^2-b^2=(a+b)(a-b), we get(x+3)(x-3)

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

    ooohhhhh thanks sir

  7. 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.