Results 1 to 2 of 2

Math Help - Solve

  1. #1
    Newbie
    Joined
    Apr 2009
    Posts
    8

    Smile Solve

    P_is_the_point_(4,2),Q_is_the_point_(12,5)_and_R_i s_the_point(1,3).Calculate:

    1.The_lenght_of_PR
    2.The_gradient_of_PQ.
    3.The_equation_of_the_line_passing_through_R_and_p arallel_to_PQ.

    Sorry_but_the_spacebar_isn't_working.
    please_help!
    Follow Math Help Forum on Facebook and Google+

  2. #2
    MHF Contributor
    skeeter's Avatar
    Joined
    Jun 2008
    From
    North Texas
    Posts
    11,698
    Thanks
    454
    Quote Originally Posted by Crystal09 View Post
    P_is_the_point_(4,2),Q_is_the_point_(12,5)_and_R_i s_the_point(1,3).Calculate:

    1.The_lenght_of_PR
    2.The_gradient_of_PQ.
    3.The_equation_of_the_line_passing_through_R_and_p arallel_to_PQ.

    Sorry_but_the_spacebar_isn't_working.
    please_help!
    1. distance formula ...

    d = \sqrt{(x_1 - x_2)^2 + (y_1 - y_2)^2 }


    2. slope formula ...

    m = \frac{y_1 - y_2}{x_1 - x_2}


    3. point-slope equation ...

    y - y_1 = m(x - x_1)
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. need to solve summation equation to solve sum(x2)
    Posted in the Statistics Forum
    Replies: 2
    Last Post: July 16th 2010, 10:29 PM
  2. how do i solve this IVP: y'=y^2 -4
    Posted in the Differential Equations Forum
    Replies: 2
    Last Post: February 24th 2010, 11:14 AM
  3. Replies: 1
    Last Post: June 9th 2009, 10:37 PM
  4. how do i solve this?
    Posted in the Algebra Forum
    Replies: 2
    Last Post: August 2nd 2008, 02:58 PM
  5. how to solve ..
    Posted in the Advanced Algebra Forum
    Replies: 0
    Last Post: August 2nd 2008, 08:17 AM

Search Tags


/mathhelpforum @mathhelpforum