Quantcast

A community for students. Sign up today!

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

TripleA007

  • one year ago

Solve the quadratic equation x2 + 12x + 20 = 0 by completing the square.

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

    Get the 20 over to the right side out of the way.

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

    Then divide the coefficient of x by 2, square that result and add that number to both sides

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

    Then factor the left side.

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

    Then take the square root of both sides.

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

    Solve the resulting equation.

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

    Well done Mertsj!

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

    Not like you need the applause...

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

    Search OpenStudy
    • 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.