A community for students.

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

arindameducationusc

  • one year ago

GRAPHICAL ANALYSIS of Quadratic Equation (Take it like a drawing lesson" :D

  • This Question is Closed
  1. arindameducationusc
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 12

    \(\Huge\color{red}{Graphical~Analysis} \) For \[y=ax ^{2}+bx+c\] If a>0 |dw:1440243794466:dw|

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

    If a<0 |dw:1440243942979:dw|

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

    Now, FOR a>0 What is D? D=b^2-4ac 1)If D>0 and a>0 |dw:1440244060246:dw| The two roots are \[\alpha~and~ \beta\] intersecting at x-axis

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

    Now if D=0 |dw:1440244399897:dw|

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

    In this case \[\alpha=\beta \]

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

    Now if a>0 and D<0 |dw:1440244616974:dw| So no real roots....

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

    great job again @arindameducationusc

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

    Almost same applies for a<0 Anybody can come and share their knowledge. I found many people having troubles in Quadratic equation, so uploaded this. Hope this helps!

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

    Thank you @twistnflip !

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

    For more information on Quadratic Equation check out @Data_LG2's Tutorial http://openstudy.com/study#/updates/54cf0a02e4b0efc119ae62f7

  11. 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.