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

saifoo.khan Group Title

The length of a diagonal of a square is "j+3" . Find the area of square.

  • 2 years ago
  • 2 years ago

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

    |dw:1344679641263:dw|

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

    Ah, great! @Akpellet_math

    • 2 years ago
  3. Akshit_math Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    \[(j ^{2}+6j+9) / 2\]

    • 2 years ago
  4. saifoo.khan Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    I was half way already! :D

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

    \[x^2 = 4 + 3j\]

    • 2 years ago
  6. Akshit_math Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    its Akpellet not AKPELLET

    • 2 years ago
  7. saifoo.khan Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    lol.

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

    \[x^2 + x^2 = (j+3)^2 \implies 2x^2 = -1 + 9 + 6j \implies x^2 = 4 + 3j\] \[x^2 = Area\]

    • 2 years ago
  9. Akshit_math Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    but @waterineyesthere -1 will be j^2 as we have 2 xpand (j+3)^2.........using algebraic identity

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

    I think I have taken -1..

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

    \[(j+3)^2 = j^2 + 9 + 6j \implies -1 + 9 + 6j \implies 8 + 6j\]

    • 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.