Results 1 to 2 of 2

Math Help - Find the equation

  1. #1
    Newbie
    Joined
    Nov 2008
    Posts
    6

    Find the equation

    Find the equation of a line that passes through the points (-2,4) and (3,7/2)

    Find the equation of a line parallel to the line in the above problem that passes through (2,5)
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Flow Master
    mr fantastic's Avatar
    Joined
    Dec 2007
    From
    Zeitgeist
    Posts
    16,948
    Thanks
    5
    Quote Originally Posted by heatherblack87 View Post
    Find the equation of a line that passes through the points (-2,4) and (3,7/2)

    Find the equation of a line parallel to the line in the above problem that passes through (2,5)
    y = mx + c. Get the gradient m using m = \frac{y_2 - y_1}{x_2 - x_1}. Then substitute (-2, 4) into y = mx + c and solve for c.

    The parallel line has the same gradient m. Then substitute (2, 5) to get the value of c.
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Replies: 1
    Last Post: May 18th 2011, 10:36 AM
  2. Replies: 8
    Last Post: March 22nd 2011, 04:57 PM
  3. Find the equation
    Posted in the Advanced Algebra Forum
    Replies: 2
    Last Post: March 11th 2010, 07:22 AM
  4. Replies: 5
    Last Post: October 13th 2008, 10:16 AM
  5. find an equation to r(t)
    Posted in the Calculus Forum
    Replies: 3
    Last Post: February 21st 2007, 10:16 PM

Search Tags


/mathhelpforum @mathhelpforum