Results 1 to 2 of 2

Thread: Need help

  1. #1
    Newbie
    Joined
    Feb 2019
    From
    US
    Posts
    2

    Need help

    Need help with 11),12)

    Sent from my CPH1819 using Tapatalk
    Follow Math Help Forum on Facebook and Google+

  2. #2
    MHF Contributor

    Joined
    Aug 2006
    Posts
    22,372
    Thanks
    3267
    Awards
    1

    Re: Need help

    Quote Originally Posted by kokshen3414 View Post
    Need help with 11),12)
    Sent from my CPH1819 using Tapatalk
    Do not ever post the same question twice.
    The quadratic $ax^2+bx+c=0$ has two real roots if and only if $b^2-4ac>0$.
    That is the idea for both 11 & 12.
    Follow Math Help Forum on Facebook and Google+


/mathhelpforum @mathhelpforum