Results 1 to 2 of 2

Math Help - proof

  1. #1
    Member
    Joined
    Mar 2009
    Posts
    84

    proof

    (x+2)^2 is less than or equal to 2 X (x+1)^2

    for x is an element of the integers greater than or equal to 6
    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 leinadwerdna View Post
    (x+2)^2 is less than or equal to 2 X (x+1)^2

    for x is an element of the integers greater than or equal to 6
    x^2+4x+4\leq2x^3+4x^2+2x

    2x^3+3x^2-2x-4\geq0

    ...
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Replies: 15
    Last Post: June 8th 2011, 12:13 PM
  2. Replies: 5
    Last Post: October 19th 2010, 11:50 AM
  3. Replies: 0
    Last Post: June 29th 2010, 09:48 AM
  4. [SOLVED] direct proof and proof by contradiction
    Posted in the Number Theory Forum
    Replies: 2
    Last Post: February 27th 2010, 11:07 PM
  5. proof that the proof that .999_ = 1 is not a proof (version)
    Posted in the Advanced Applied Math Forum
    Replies: 4
    Last Post: April 14th 2008, 05:07 PM

Search Tags


/mathhelpforum @mathhelpforum