Results 1 to 7 of 7

Math Help - What is the sum of the Polynomials

  1. #1
    Newbie
    Joined
    Aug 2012
    From
    Ms
    Posts
    4

    What is the sum of the Polynomials

    What is the sum of the polynomials?
    (x^2-2x+4) and (-2x^2+3x-9)
    Answer choices
    A) -X^2+X-5
    B) -x^2-5x-5
    Please Help
    Follow Math Help Forum on Facebook and Google+

  2. #2
    MHF Contributor
    Prove It's Avatar
    Joined
    Aug 2008
    Posts
    11,832
    Thanks
    1602

    Re: What is the sum of the Polynomials

    Quote Originally Posted by jsw9430 View Post
    What is the sum of the polynomials?
    (x^2-2x+4) and (-2x^2+3x-9)
    Answer choices
    A) -X^2+X-5
    B) -x^2-5x-5
    Please Help
    Don't you know how to collect like terms?
    Follow Math Help Forum on Facebook and Google+

  3. #3
    Newbie
    Joined
    Aug 2012
    From
    Ms
    Posts
    4

    Re: What is the sum of the Polynomials

    Not really
    Follow Math Help Forum on Facebook and Google+

  4. #4
    MHF Contributor
    Prove It's Avatar
    Joined
    Aug 2008
    Posts
    11,832
    Thanks
    1602

    Re: What is the sum of the Polynomials

    Do you know what is meant by collecting like terms?
    Follow Math Help Forum on Facebook and Google+

  5. #5
    Newbie
    Joined
    Aug 2012
    From
    Ms
    Posts
    4

    Re: What is the sum of the Polynomials

    yes puting x's and exponets together
    Follow Math Help Forum on Facebook and Google+

  6. #6
    MHF Contributor
    Prove It's Avatar
    Joined
    Aug 2008
    Posts
    11,832
    Thanks
    1602

    Re: What is the sum of the Polynomials

    Not quite, it's putting together all terms that have the same POWERS of x. Now try it.
    Follow Math Help Forum on Facebook and Google+

  7. #7
    Newbie
    Joined
    Aug 2012
    From
    Ms
    Posts
    4

    Re: What is the sum of the Polynomials

    Thanks I got it now.
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Replies: 7
    Last Post: April 7th 2011, 01:38 PM
  2. polynomials
    Posted in the Calculus Forum
    Replies: 4
    Last Post: September 14th 2010, 08:32 AM
  3. Replies: 7
    Last Post: January 8th 2010, 04:13 AM
  4. Polynomials:
    Posted in the Advanced Algebra Forum
    Replies: 0
    Last Post: March 3rd 2008, 10:46 AM
  5. Replies: 5
    Last Post: November 29th 2005, 04:22 PM

Search Tags


/mathhelpforum @mathhelpforum