Quantcast

Got Homework?

Connect with other students for help. It's a free community.

  • across
    MIT Grad Student
    Online now
  • laura*
    Helped 1,000 students
    Online now
  • Hero
    College Math Guru
    Online now

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

FeoNeo33 Group Title

Radical Expressions and Equations Help: (8+√11)(8 -√11) Straight up answer if you can. Answers ------- 53 75 + 16 √11 -57 64 + √11

  • 2 years ago
  • 2 years ago

  • This Question is Closed
  1. ParthKohli Group Title
    Best Response
    You've already chosen the best response.
    Medals 2

    \(\Large \color{MidnightBlue}{\Rightarrow (a + b)(a - b) = a^2 - b^2 \Longleftrightarrow (8 + \sqrt{11})(8 - \sqrt{11}) = 64 - 11 = 53 }\)

    • 2 years ago
  2. ParthKohli Group Title
    Best Response
    You've already chosen the best response.
    Medals 2

    Oops, let me fit in the next line here: \(\Large \color{MidnightBlue}{\Rightarrow = 64 - 11 }\) \(\Large \color{MidnightBlue}{\Rightarrow = 53 }\)

    • 2 years ago
  3. FeoNeo33 Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    Thanks, and one more question, what math grade level is this stuff in?

    • 2 years ago
  4. ParthKohli Group Title
    Best Response
    You've already chosen the best response.
    Medals 2

    Idk, these are radicals. This is pre-algebra stuff I guess.

    • 2 years ago
  5. FeoNeo33 Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    Cool. thanks again. Closing. Might have more. QQ....

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

    Sure, turn up if you need.

    • 2 years ago
    • Attachments:

See more questions >>>

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.