Results 1 to 2 of 2

Math Help - Cubic root question

  1. #1
    Junior Member
    Joined
    Oct 2009
    Posts
    32

    Cubic root question

    Find |m| given √(m+9)= 3 + √(m-9)
    Follow Math Help Forum on Facebook and Google+

  2. #2
    No one in Particular VonNemo19's Avatar
    Joined
    Apr 2009
    From
    Detroit, MI
    Posts
    1,823
    Quote Originally Posted by shane99 View Post
    Find |m| given √(m+9)= 3 + √(m-9)
    Did you try to cube both sides?
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Cubic Polynomial Question
    Posted in the Calculus Forum
    Replies: 1
    Last Post: October 10th 2011, 04:10 PM
  2. Checking a Root of a Cubic
    Posted in the Pre-Calculus Forum
    Replies: 3
    Last Post: September 7th 2011, 06:19 AM
  3. Proving the root of a cubic polynomial
    Posted in the Calculus Forum
    Replies: 5
    Last Post: August 28th 2011, 10:12 AM
  4. A cubic question
    Posted in the Algebra Forum
    Replies: 3
    Last Post: January 25th 2011, 08:30 PM
  5. Real algebraic Expressions for cubic root?
    Posted in the Advanced Algebra Forum
    Replies: 6
    Last Post: April 2nd 2010, 04:52 PM

Search Tags


/mathhelpforum @mathhelpforum