Sum and Product of Roots - Example 3

Given that the two roots of a quadratic equation, which has an unknown coefficient k, are alpha and beta, find the value of k. If you like what you see, please subscribe to this channel! http://www.youtube.com/subscription_center?add_user=numberskill For more videos, please visit http://www.numberskill.com/board-casts-on-youtube/#Bookmark Like us on FaceBook http://www.facebook.com/garyang.math Follow us on Google+ https://plus.google.com/117074002101017934426/posts