Results 1 to 6 of 6

Math Help - solving quadratics by factoring

  1. #1
    Senior Member
    Joined
    Oct 2008
    Posts
    323

    solving quadratics by factoring

    x2 50 = 0
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Flow Master
    mr fantastic's Avatar
    Joined
    Dec 2007
    From
    Zeitgeist
    Posts
    16,948
    Thanks
    5
    Quote Originally Posted by william View Post
    x2 – 50 = 0
    x^2 - 50 = 0 \Rightarrow (x - \sqrt{50}) (x + \sqrt{50}) = 0 ....
    Follow Math Help Forum on Facebook and Google+

  3. #3
    Senior Member
    Joined
    Oct 2008
    Posts
    323
    thanks for you help!
    Follow Math Help Forum on Facebook and Google+

  4. #4
    Senior Member
    Joined
    Apr 2008
    From
    Vermont
    Posts
    318
    Always use the quadratic formula if you get stuck.
    Follow Math Help Forum on Facebook and Google+

  5. #5
    Newbie
    Joined
    Nov 2008
    Posts
    1
    x = (-b +/- sqrt(b-4ac))/2a



    p.s. has this place got a tex help page? i'd like ot know how to incorporate it into my posts.
    Follow Math Help Forum on Facebook and Google+

  6. #6
    Flow Master
    mr fantastic's Avatar
    Joined
    Dec 2007
    From
    Zeitgeist
    Posts
    16,948
    Thanks
    5
    Quote Originally Posted by kathrynmath View Post
    Always use the quadratic formula if you get stuck.
    NB: When the question prescribes a particular method, in this case:

    solving quadratics by factoring
    no marks will be awarded for a correct answer obtained using a different method.
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. confused on factoring quadratics
    Posted in the Algebra Forum
    Replies: 2
    Last Post: February 1st 2011, 06:45 AM
  2. factoring higher quadratics
    Posted in the Algebra Forum
    Replies: 1
    Last Post: December 3rd 2009, 06:50 PM
  3. Replies: 9
    Last Post: March 29th 2009, 03:30 PM
  4. Factoring quadratics
    Posted in the Algebra Forum
    Replies: 5
    Last Post: March 24th 2009, 06:13 AM
  5. solve quadratics by factoring
    Posted in the Pre-Calculus Forum
    Replies: 6
    Last Post: April 13th 2008, 12:25 PM

Search Tags


/mathhelpforum @mathhelpforum