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-   -   Solve this quadratic prob. As soon as possible (https://www.askmehelpdesk.com/showthread.php?t=391686)

  • Aug 29, 2009, 02:04 PM
    prats1810
    solve this quadratic prob. As soon as possible
    if d equation x^3+3px^2+3qx+r=0 and x^2+2px+q=0have a common root ,then 4(p^2-q)(q^-pr)=?
  • Aug 29, 2009, 02:51 PM
    morgaine300

    Please go read our guidelines for posting homework problems:
    Ask Me Help Desk - Announcements in Forum : Homework Help

    We are not here to "solve" your problems for you, but rather help you figure them out. Furthermore, some of us don't respond to demands like "solve as soon as possible" very well. We're all volunteers here and you're getting free help. People are here when they have time and are not responsible for your schedule.
  • Aug 29, 2009, 03:06 PM
    galactus
    Hint: Note the discriminant of the quadratic is

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