A community for students.

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

anonymous

  • one year ago

What is the solution to the equation? 2 x squared plus 4 equals 20 Choose all answers that are correct. A. − 2 square root of 2 B. − 2 square root of 8 C. 2 square root of 2 D. 2 square root of 8

  • This Question is Closed
  1. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    @egbeach

  2. egbeach
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    \[2x ^{2} +4=20\]

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

    yup

  4. egbeach
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    move the 4 to the other side

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

    so 2x^2=20-4

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

    2x^2=16

  7. egbeach
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    how would you get ride of the 2?

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

    divide both sides

  9. egbeach
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    so do that...

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

    x^2=8

  11. egbeach
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    and whats the square root of 8?

  12. egbeach
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    \[2\sqrt{2}\]

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

    yes

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

    it says choose all answers that are correct

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

    so that's one

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

    @egbeach

  17. egbeach
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    when you square something what do you always end up with?

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

    umm..

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

    so A?

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

    @egbeach

  21. egbeach
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    should be

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

    okay

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

    Thanks! :)

  24. 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.